20280038400

素因数分解:

$2^{10}\times 3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:191

約数の個数: 792

約数和(自身を含む): 78402392640

約数和(自身を除く): 58122354240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 25, 30, 32, 36, 40, 43, 45, 46, 48, 50, 60, 64, 69, 72, 75, 80, 86, 89, 90, 92, 96, 100, 115, 120, 128, 129, 138, 144, 150, 160, 172, 178, 180, 184, 192, 200, 207, 215, 225, 230, 240, 256, 258, 267, 276, 288, 300, 320, 344, 345, 356, 360, 368, 384, 387, 400, 414, 430, 445, 450, 460, 480, 512, 516, 534, 552, 575, 576, 600, 640, 645, 688, 690, 712, 720, 736, 768, 774, 800, 801, 828, 860, 890, 900, 920, 960, 989, 1024, 1032, 1035, 1068, 1075, 1104, 1150, 1152, 1200, 1280, 1290, 1335, 1376, 1380, 1424, 1440, 1472, 1536, 1548, 1600, 1602, 1656, 1720, 1725, 1780, 1800, 1840, 1920, 1935, 1978, 2047, 2064, 2070, 2136, 2150, 2208, 2225, 2300, 2304, 2400, 2560, 2580, 2670, 2752, 2760, 2848, 2880, 2944, 2967, 3072, 3096, 3200, 3204, 3225, 3312, 3440, 3450, 3560, 3600, 3680, 3827, 3840, 3870, 3956, 4005, 4094, 4128, 4140, 4272, 4300, 4416, 4450, 4600, 4608, 4800, 4945, 5120, 5160, 5175, 5340, 5504, 5520, 5696, 5760, 5888, 5934, 6141, 6192, 6400, 6408, 6450, 6624, 6675, 6880, 6900, 7120, 7200, 7360, 7654, 7680, 7740, 7912, 8010, 8188, 8256, 8280, 8544, 8600, 8832, 8900, 8901, 9200, 9216, 9600, 9675, 9890, 10235, 10320, 10350, 10680, 11008, 11040, 11392, 11481, 11520, 11776, 11868, 12282, 12384, 12800, 12816, 12900, 13248, 13350, 13760, 13800, 14240, 14400, 14720, 14835, 15308, 15360, 15480, 15824, 16020, 16376, 16512, 16560, 17088, 17200, 17664, 17800, 17802, 18400, 18423, 19135, 19200, 19350, 19780, 20025, 20470, 20640, 20700, 21360, 22016, 22080, 22784, 22962, 23040, 23552, 23736, 24564, 24725, 24768, 25600, 25632, 25800, 26496, 26700, 27520, 27600, 28480, 28800, 29440, 29670, 30616, 30705, 30960, 31648, 32040, 32752, 33024, 33120, 34176, 34400, 34443, 35328, 35600, 35604, 36800, 36846, 38270, 38400, 38700, 39560, 40050, 40940, 41280, 41400, 42720, 44032, 44160, 44505, 45568, 45924, 46080, 47472, 49128, 49450, 49536, 51175, 51264, 51600, 52992, 53400, 55040, 55200, 56960, 57405, 57600, 58880, 59340, 61232, 61410, 61920, 63296, 64080, 65504, 66048, 66240, 68352, 68800, 68886, 70656, 71200, 71208, 73600, 73692, 74175, 76540, 76800, 77400, 79120, 80100, 81880, 82560, 82800, 85440, 88021, 88320, 89010, 91136, 91848, 92115, 94944, 95675, 98256, 98900, 99072, 102350, 102528, 103200, 105984, 106800, 110080, 110400, 113920, 114810, 115200, 117760, 118680, 122464, 122820, 123840, 126592, 128160, 131008, 132096, 132480, 136704, 137600, 137772, 142400, 142416, 147200, 147384, 148350, 153080, 153525, 154800, 158240, 160200, 163760, 165120, 165600, 170880, 172215, 176042, 176640, 178020, 183696, 184230, 189888, 191350, 196512, 197800, 198144, 204700, 205056, 206400, 211968, 213600, 220160, 220800, 222525, 227840, 229620, 230400, 237360, 244928, 245640, 247680, 253184, 256320, 262016, 264063, 264960, 273408, 275200, 275544, 284800, 284832, 287025, 294400, 294768, 296700, 306160, 307050, 309600, 316480, 320400, 327520, 330240, 331200, 341760, 344430, 352084, 353280, 356040, 367392, 368460, 379776, 382700, 393024, 395600, 396288, 409400, 410112, 412800, 427200, 440105, 441600, 445050, 455680, 459240, 460575, 474720, 489856, 491280, 495360, 506368, 512640, 524032, 528126, 529920, 550400, 551088, 569600, 569664, 574050, 588800, 589536, 593400, 612320, 614100, 619200, 632960, 640800, 655040, 660480, 662400, 683520, 688860, 704168, 712080, 734784, 736920, 759552, 765400, 786048, 791200, 792189, 818800, 820224, 825600, 854400, 861075, 880210, 883200, 890100, 918480, 921150, 949440, 979712, 982560, 990720, 1012736, 1025280, 1048064, 1056252, 1059840, 1100800, 1102176, 1139200, 1139328, 1148100, 1179072, 1186800, 1224640, 1228200, 1238400, 1265920, 1281600, 1310080, 1320315, 1324800, 1367040, 1377720, 1408336, 1424160, 1469568, 1473840, 1519104, 1530800, 1572096, 1582400, 1584378, 1637600, 1651200, 1708800, 1722150, 1760420, 1766400, 1780200, 1836960, 1842300, 1898880, 1959424, 1965120, 1981440, 2050560, 2096128, 2112504, 2200525, 2204352, 2278400, 2278656, 2296200, 2358144, 2373600, 2449280, 2456400, 2476800, 2531840, 2563200, 2620160, 2640630, 2649600, 2755440, 2816672, 2848320, 2939136, 2947680, 3038208, 3061600, 3144192, 3164800, 3168756, 3275200, 3302400, 3417600, 3444300, 3520840, 3560400, 3673920, 3684600, 3797760, 3918848, 3930240, 3960945, 4101120, 4225008, 4401050, 4408704, 4557312, 4592400, 4716288, 4747200, 4898560, 4912800, 4953600, 5063680, 5126400, 5240320, 5281260, 5299200, 5510880, 5633344, 5696640, 5878272, 5895360, 6123200, 6288384, 6329600, 6337512, 6550400, 6601575, 6835200, 6888600, 7041680, 7120800, 7347840, 7369200, 7595520, 7860480, 7921890, 8450016, 8802100, 8817408, 9114624, 9184800, 9432576, 9494400, 9797120, 9825600, 9907200, 10252800, 10480640, 10562520, 11021760, 11266688, 11393280, 11756544, 11790720, 12246400, 12659200, 12675024, 13100800, 13203150, 13777200, 14083360, 14241600, 14695680, 14738400, 15191040, 15720960, 15843780, 16900032, 17604200, 17634816, 18369600, 18865152, 18988800, 19594240, 19651200, 19804725, 20505600, 21125040, 22043520, 22533376, 22786560, 23581440, 24492800, 25318400, 25350048, 26201600, 26406300, 27554400, 28166720, 28483200, 29391360, 29476800, 31441920, 31687560, 33800064, 35208400, 35269632, 36739200, 37977600, 39302400, 39609450, 42250080, 44087040, 45066752, 45573120, 47162880, 48985600, 50700096, 52403200, 52812600, 55108800, 56333440, 56966400, 58782720, 58953600, 63375120, 67600128, 70416800, 73478400, 75955200, 78604800, 79218900, 84500160, 88174080, 90133504, 94325760, 97971200, 101400192, 105625200, 110217600, 112666880, 113932800, 117907200, 126750240, 135200256, 140833600, 146956800, 157209600, 158437800, 169000320, 176348160, 202800384, 211250400, 220435200, 225333760, 227865600, 235814400, 253500480, 270400512, 281667200, 293913600, 316875600, 338000640, 405600768, 422500800, 440870400, 450667520, 471628800, 507000960, 563334400, 633751200, 676001280, 811201536, 845001600, 881740800, 1014001920, 1126668800, 1267502400, 1352002560, 1690003200, 2028003840, 2253337600, 2535004800, 3380006400, 4056007680, 5070009600, 6760012800, 10140019200, 20280038400]

約数ペア:

[(1, 20280038400), (2, 10140019200), (3, 6760012800), (4, 5070009600), (5, 4056007680), (6, 3380006400), (8, 2535004800), (9, 2253337600), (10, 2028003840), (12, 1690003200), (15, 1352002560), (16, 1267502400), (18, 1126668800), (20, 1014001920), (23, 881740800), (24, 845001600), (25, 811201536), (30, 676001280), (32, 633751200), (36, 563334400), (40, 507000960), (43, 471628800), (45, 450667520), (46, 440870400), (48, 422500800), (50, 405600768), (60, 338000640), (64, 316875600), (69, 293913600), (72, 281667200), (75, 270400512), (80, 253500480), (86, 235814400), (89, 227865600), (90, 225333760), (92, 220435200), (96, 211250400), (100, 202800384), (115, 176348160), (120, 169000320), (128, 158437800), (129, 157209600), (138, 146956800), (144, 140833600), (150, 135200256), (160, 126750240), (172, 117907200), (178, 113932800), (180, 112666880), (184, 110217600), (192, 105625200), (200, 101400192), (207, 97971200), (215, 94325760), (225, 90133504), (230, 88174080), (240, 84500160), (256, 79218900), (258, 78604800), (267, 75955200), (276, 73478400), (288, 70416800), (300, 67600128), (320, 63375120), (344, 58953600), (345, 58782720), (356, 56966400), (360, 56333440), (368, 55108800), (384, 52812600), (387, 52403200), (400, 50700096), (414, 48985600), (430, 47162880), (445, 45573120), (450, 45066752), (460, 44087040), (480, 42250080), (512, 39609450), (516, 39302400), (534, 37977600), (552, 36739200), (575, 35269632), (576, 35208400), (600, 33800064), (640, 31687560), (645, 31441920), (688, 29476800), (690, 29391360), (712, 28483200), (720, 28166720), (736, 27554400), (768, 26406300), (774, 26201600), (800, 25350048), (801, 25318400), (828, 24492800), (860, 23581440), (890, 22786560), (900, 22533376), (920, 22043520), (960, 21125040), (989, 20505600), (1024, 19804725), (1032, 19651200), (1035, 19594240), (1068, 18988800), (1075, 18865152), (1104, 18369600), (1150, 17634816), (1152, 17604200), (1200, 16900032), (1280, 15843780), (1290, 15720960), (1335, 15191040), (1376, 14738400), (1380, 14695680), (1424, 14241600), (1440, 14083360), (1472, 13777200), (1536, 13203150), (1548, 13100800), (1600, 12675024), (1602, 12659200), (1656, 12246400), (1720, 11790720), (1725, 11756544), (1780, 11393280), (1800, 11266688), (1840, 11021760), (1920, 10562520), (1935, 10480640), (1978, 10252800), (2047, 9907200), (2064, 9825600), (2070, 9797120), (2136, 9494400), (2150, 9432576), (2208, 9184800), (2225, 9114624), (2300, 8817408), (2304, 8802100), (2400, 8450016), (2560, 7921890), (2580, 7860480), (2670, 7595520), (2752, 7369200), (2760, 7347840), (2848, 7120800), (2880, 7041680), (2944, 6888600), (2967, 6835200), (3072, 6601575), (3096, 6550400), (3200, 6337512), (3204, 6329600), (3225, 6288384), (3312, 6123200), (3440, 5895360), (3450, 5878272), (3560, 5696640), (3600, 5633344), (3680, 5510880), (3827, 5299200), (3840, 5281260), (3870, 5240320), (3956, 5126400), (4005, 5063680), (4094, 4953600), (4128, 4912800), (4140, 4898560), (4272, 4747200), (4300, 4716288), (4416, 4592400), (4450, 4557312), (4600, 4408704), (4608, 4401050), (4800, 4225008), (4945, 4101120), (5120, 3960945), (5160, 3930240), (5175, 3918848), (5340, 3797760), (5504, 3684600), (5520, 3673920), (5696, 3560400), (5760, 3520840), (5888, 3444300), (5934, 3417600), (6141, 3302400), (6192, 3275200), (6400, 3168756), (6408, 3164800), (6450, 3144192), (6624, 3061600), (6675, 3038208), (6880, 2947680), (6900, 2939136), (7120, 2848320), (7200, 2816672), (7360, 2755440), (7654, 2649600), (7680, 2640630), (7740, 2620160), (7912, 2563200), (8010, 2531840), (8188, 2476800), (8256, 2456400), (8280, 2449280), (8544, 2373600), (8600, 2358144), (8832, 2296200), (8900, 2278656), (8901, 2278400), (9200, 2204352), (9216, 2200525), (9600, 2112504), (9675, 2096128), (9890, 2050560), (10235, 1981440), (10320, 1965120), (10350, 1959424), (10680, 1898880), (11008, 1842300), (11040, 1836960), (11392, 1780200), (11481, 1766400), (11520, 1760420), (11776, 1722150), (11868, 1708800), (12282, 1651200), (12384, 1637600), (12800, 1584378), (12816, 1582400), (12900, 1572096), (13248, 1530800), (13350, 1519104), (13760, 1473840), (13800, 1469568), (14240, 1424160), (14400, 1408336), (14720, 1377720), (14835, 1367040), (15308, 1324800), (15360, 1320315), (15480, 1310080), (15824, 1281600), (16020, 1265920), (16376, 1238400), (16512, 1228200), (16560, 1224640), (17088, 1186800), (17200, 1179072), (17664, 1148100), (17800, 1139328), (17802, 1139200), (18400, 1102176), (18423, 1100800), (19135, 1059840), (19200, 1056252), (19350, 1048064), (19780, 1025280), (20025, 1012736), (20470, 990720), (20640, 982560), (20700, 979712), (21360, 949440), (22016, 921150), (22080, 918480), (22784, 890100), (22962, 883200), (23040, 880210), (23552, 861075), (23736, 854400), (24564, 825600), (24725, 820224), (24768, 818800), (25600, 792189), (25632, 791200), (25800, 786048), (26496, 765400), (26700, 759552), (27520, 736920), (27600, 734784), (28480, 712080), (28800, 704168), (29440, 688860), (29670, 683520), (30616, 662400), (30705, 660480), (30960, 655040), (31648, 640800), (32040, 632960), (32752, 619200), (33024, 614100), (33120, 612320), (34176, 593400), (34400, 589536), (34443, 588800), (35328, 574050), (35600, 569664), (35604, 569600), (36800, 551088), (36846, 550400), (38270, 529920), (38400, 528126), (38700, 524032), (39560, 512640), (40050, 506368), (40940, 495360), (41280, 491280), (41400, 489856), (42720, 474720), (44032, 460575), (44160, 459240), (44505, 455680), (45568, 445050), (45924, 441600), (46080, 440105), (47472, 427200), (49128, 412800), (49450, 410112), (49536, 409400), (51175, 396288), (51264, 395600), (51600, 393024), (52992, 382700), (53400, 379776), (55040, 368460), (55200, 367392), (56960, 356040), (57405, 353280), (57600, 352084), (58880, 344430), (59340, 341760), (61232, 331200), (61410, 330240), (61920, 327520), (63296, 320400), (64080, 316480), (65504, 309600), (66048, 307050), (66240, 306160), (68352, 296700), (68800, 294768), (68886, 294400), (70656, 287025), (71200, 284832), (71208, 284800), (73600, 275544), (73692, 275200), (74175, 273408), (76540, 264960), (76800, 264063), (77400, 262016), (79120, 256320), (80100, 253184), (81880, 247680), (82560, 245640), (82800, 244928), (85440, 237360), (88021, 230400), (88320, 229620), (89010, 227840), (91136, 222525), (91848, 220800), (92115, 220160), (94944, 213600), (95675, 211968), (98256, 206400), (98900, 205056), (99072, 204700), (102350, 198144), (102528, 197800), (103200, 196512), (105984, 191350), (106800, 189888), (110080, 184230), (110400, 183696), (113920, 178020), (114810, 176640), (115200, 176042), (117760, 172215), (118680, 170880), (122464, 165600), (122820, 165120), (123840, 163760), (126592, 160200), (128160, 158240), (131008, 154800), (132096, 153525), (132480, 153080), (136704, 148350), (137600, 147384), (137772, 147200), (142400, 142416)]