20318771200

素因数分解:

$2^{11}\times 5^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{89}}^1$

素因数の和:155

約数の個数: 576

約数和(自身を含む): 63980280000

約数和(自身を除く): 43661508800

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 32, 35, 40, 49, 50, 52, 56, 64, 65, 70, 80, 89, 91, 98, 100, 104, 112, 128, 130, 140, 160, 175, 178, 182, 196, 200, 208, 224, 245, 256, 260, 280, 320, 325, 343, 350, 356, 364, 392, 400, 416, 445, 448, 455, 490, 512, 520, 560, 623, 637, 640, 650, 686, 700, 712, 728, 784, 800, 832, 890, 896, 910, 980, 1024, 1040, 1120, 1157, 1225, 1246, 1274, 1280, 1300, 1372, 1400, 1424, 1456, 1568, 1600, 1664, 1715, 1780, 1792, 1820, 1960, 2048, 2080, 2225, 2240, 2275, 2314, 2450, 2492, 2548, 2560, 2600, 2744, 2800, 2848, 2912, 3115, 3136, 3185, 3200, 3328, 3430, 3560, 3584, 3640, 3920, 4160, 4361, 4450, 4459, 4480, 4550, 4628, 4900, 4984, 5096, 5120, 5200, 5488, 5600, 5696, 5785, 5824, 6230, 6272, 6370, 6400, 6656, 6860, 7120, 7168, 7280, 7840, 8099, 8320, 8575, 8722, 8900, 8918, 8960, 9100, 9256, 9800, 9968, 10192, 10240, 10400, 10976, 11200, 11392, 11570, 11648, 12460, 12544, 12740, 12800, 13312, 13720, 14240, 14336, 14560, 15575, 15680, 15925, 16198, 16640, 17150, 17444, 17800, 17836, 17920, 18200, 18512, 19600, 19936, 20384, 20800, 21805, 21952, 22295, 22400, 22784, 23140, 23296, 24920, 25088, 25480, 25600, 26624, 27440, 28480, 28925, 29120, 30527, 31150, 31360, 31850, 32396, 33280, 34300, 34888, 35600, 35672, 35840, 36400, 37024, 39200, 39872, 40495, 40768, 41600, 43610, 43904, 44590, 44800, 45568, 46280, 46592, 49840, 50176, 50960, 51200, 54880, 56693, 56960, 57850, 58240, 61054, 62300, 62720, 63700, 64792, 66560, 68600, 69776, 71200, 71344, 71680, 72800, 74048, 78400, 79744, 80990, 81536, 83200, 87220, 87808, 89180, 89600, 91136, 92560, 93184, 99680, 100352, 101920, 109025, 109760, 111475, 113386, 113920, 115700, 116480, 122108, 124600, 125440, 127400, 129584, 133120, 137200, 139552, 142400, 142688, 145600, 148096, 152635, 156800, 159488, 161980, 163072, 166400, 174440, 175616, 178360, 179200, 182272, 185120, 186368, 199360, 202475, 203840, 218050, 219520, 222950, 226772, 227840, 231400, 232960, 244216, 249200, 250880, 254800, 259168, 274400, 279104, 283465, 284800, 285376, 291200, 296192, 305270, 313600, 318976, 323960, 326144, 332800, 348880, 351232, 356720, 358400, 370240, 396851, 398720, 404950, 407680, 436100, 439040, 445900, 453544, 455680, 462800, 465920, 488432, 498400, 501760, 509600, 518336, 548800, 558208, 566930, 569600, 570752, 582400, 592384, 610540, 627200, 637952, 647920, 652288, 665600, 697760, 702464, 713440, 740480, 763175, 793702, 797440, 809900, 815360, 872200, 878080, 891800, 907088, 911360, 925600, 931840, 976864, 996800, 1019200, 1036672, 1097600, 1116416, 1133860, 1139200, 1141504, 1164800, 1184768, 1221080, 1254400, 1275904, 1295840, 1304576, 1395520, 1417325, 1426880, 1480960, 1526350, 1587404, 1594880, 1619800, 1630720, 1744400, 1756160, 1783600, 1814176, 1851200, 1953728, 1984255, 1993600, 2038400, 2073344, 2195200, 2232832, 2267720, 2278400, 2283008, 2329600, 2369536, 2442160, 2508800, 2591680, 2791040, 2834650, 2853760, 2961920, 3052700, 3174808, 3189760, 3239600, 3261440, 3488800, 3512320, 3567200, 3628352, 3702400, 3907456, 3968510, 3987200, 4076800, 4146688, 4390400, 4465664, 4535440, 4556800, 4566016, 4659200, 4884320, 5183360, 5582080, 5669300, 5707520, 5923840, 6105400, 6349616, 6379520, 6479200, 6522880, 6977600, 7134400, 7256704, 7404800, 7814912, 7937020, 7974400, 8153600, 8293376, 8780800, 8931328, 9070880, 9132032, 9768640, 9921275, 10366720, 11164160, 11338600, 11415040, 11847680, 12210800, 12699232, 12958400, 13955200, 14268800, 14513408, 14809600, 15629824, 15874040, 15948800, 16307200, 16586752, 17561600, 18141760, 19537280, 19842550, 20733440, 22328320, 22677200, 22830080, 24421600, 25398464, 25916800, 27910400, 28537600, 29026816, 29619200, 31259648, 31748080, 31897600, 32614400, 36283520, 39074560, 39685100, 41466880, 44656640, 45354400, 45660160, 48843200, 50796928, 51833600, 55820800, 57075200, 58053632, 59238400, 62519296, 63496160, 72567040, 78149120, 79370200, 82933760, 90708800, 97686400, 101593856, 103667200, 111641600, 114150400, 116107264, 126992320, 145134080, 156298240, 158740400, 181417600, 195372800, 203187712, 207334400, 223283200, 228300800, 253984640, 290268160, 312596480, 317480800, 362835200, 390745600, 406375424, 414668800, 507969280, 580536320, 634961600, 725670400, 781491200, 812750848, 1015938560, 1269923200, 1451340800, 1562982400, 2031877120, 2539846400, 2902681600, 4063754240, 5079692800, 10159385600, 20318771200]

約数ペア:

[(1, 20318771200), (2, 10159385600), (4, 5079692800), (5, 4063754240), (7, 2902681600), (8, 2539846400), (10, 2031877120), (13, 1562982400), (14, 1451340800), (16, 1269923200), (20, 1015938560), (25, 812750848), (26, 781491200), (28, 725670400), (32, 634961600), (35, 580536320), (40, 507969280), (49, 414668800), (50, 406375424), (52, 390745600), (56, 362835200), (64, 317480800), (65, 312596480), (70, 290268160), (80, 253984640), (89, 228300800), (91, 223283200), (98, 207334400), (100, 203187712), (104, 195372800), (112, 181417600), (128, 158740400), (130, 156298240), (140, 145134080), (160, 126992320), (175, 116107264), (178, 114150400), (182, 111641600), (196, 103667200), (200, 101593856), (208, 97686400), (224, 90708800), (245, 82933760), (256, 79370200), (260, 78149120), (280, 72567040), (320, 63496160), (325, 62519296), (343, 59238400), (350, 58053632), (356, 57075200), (364, 55820800), (392, 51833600), (400, 50796928), (416, 48843200), (445, 45660160), (448, 45354400), (455, 44656640), (490, 41466880), (512, 39685100), (520, 39074560), (560, 36283520), (623, 32614400), (637, 31897600), (640, 31748080), (650, 31259648), (686, 29619200), (700, 29026816), (712, 28537600), (728, 27910400), (784, 25916800), (800, 25398464), (832, 24421600), (890, 22830080), (896, 22677200), (910, 22328320), (980, 20733440), (1024, 19842550), (1040, 19537280), (1120, 18141760), (1157, 17561600), (1225, 16586752), (1246, 16307200), (1274, 15948800), (1280, 15874040), (1300, 15629824), (1372, 14809600), (1400, 14513408), (1424, 14268800), (1456, 13955200), (1568, 12958400), (1600, 12699232), (1664, 12210800), (1715, 11847680), (1780, 11415040), (1792, 11338600), (1820, 11164160), (1960, 10366720), (2048, 9921275), (2080, 9768640), (2225, 9132032), (2240, 9070880), (2275, 8931328), (2314, 8780800), (2450, 8293376), (2492, 8153600), (2548, 7974400), (2560, 7937020), (2600, 7814912), (2744, 7404800), (2800, 7256704), (2848, 7134400), (2912, 6977600), (3115, 6522880), (3136, 6479200), (3185, 6379520), (3200, 6349616), (3328, 6105400), (3430, 5923840), (3560, 5707520), (3584, 5669300), (3640, 5582080), (3920, 5183360), (4160, 4884320), (4361, 4659200), (4450, 4566016), (4459, 4556800), (4480, 4535440), (4550, 4465664), (4628, 4390400), (4900, 4146688), (4984, 4076800), (5096, 3987200), (5120, 3968510), (5200, 3907456), (5488, 3702400), (5600, 3628352), (5696, 3567200), (5785, 3512320), (5824, 3488800), (6230, 3261440), (6272, 3239600), (6370, 3189760), (6400, 3174808), (6656, 3052700), (6860, 2961920), (7120, 2853760), (7168, 2834650), (7280, 2791040), (7840, 2591680), (8099, 2508800), (8320, 2442160), (8575, 2369536), (8722, 2329600), (8900, 2283008), (8918, 2278400), (8960, 2267720), (9100, 2232832), (9256, 2195200), (9800, 2073344), (9968, 2038400), (10192, 1993600), (10240, 1984255), (10400, 1953728), (10976, 1851200), (11200, 1814176), (11392, 1783600), (11570, 1756160), (11648, 1744400), (12460, 1630720), (12544, 1619800), (12740, 1594880), (12800, 1587404), (13312, 1526350), (13720, 1480960), (14240, 1426880), (14336, 1417325), (14560, 1395520), (15575, 1304576), (15680, 1295840), (15925, 1275904), (16198, 1254400), (16640, 1221080), (17150, 1184768), (17444, 1164800), (17800, 1141504), (17836, 1139200), (17920, 1133860), (18200, 1116416), (18512, 1097600), (19600, 1036672), (19936, 1019200), (20384, 996800), (20800, 976864), (21805, 931840), (21952, 925600), (22295, 911360), (22400, 907088), (22784, 891800), (23140, 878080), (23296, 872200), (24920, 815360), (25088, 809900), (25480, 797440), (25600, 793702), (26624, 763175), (27440, 740480), (28480, 713440), (28925, 702464), (29120, 697760), (30527, 665600), (31150, 652288), (31360, 647920), (31850, 637952), (32396, 627200), (33280, 610540), (34300, 592384), (34888, 582400), (35600, 570752), (35672, 569600), (35840, 566930), (36400, 558208), (37024, 548800), (39200, 518336), (39872, 509600), (40495, 501760), (40768, 498400), (41600, 488432), (43610, 465920), (43904, 462800), (44590, 455680), (44800, 453544), (45568, 445900), (46280, 439040), (46592, 436100), (49840, 407680), (50176, 404950), (50960, 398720), (51200, 396851), (54880, 370240), (56693, 358400), (56960, 356720), (57850, 351232), (58240, 348880), (61054, 332800), (62300, 326144), (62720, 323960), (63700, 318976), (64792, 313600), (66560, 305270), (68600, 296192), (69776, 291200), (71200, 285376), (71344, 284800), (71680, 283465), (72800, 279104), (74048, 274400), (78400, 259168), (79744, 254800), (80990, 250880), (81536, 249200), (83200, 244216), (87220, 232960), (87808, 231400), (89180, 227840), (89600, 226772), (91136, 222950), (92560, 219520), (93184, 218050), (99680, 203840), (100352, 202475), (101920, 199360), (109025, 186368), (109760, 185120), (111475, 182272), (113386, 179200), (113920, 178360), (115700, 175616), (116480, 174440), (122108, 166400), (124600, 163072), (125440, 161980), (127400, 159488), (129584, 156800), (133120, 152635), (137200, 148096), (139552, 145600), (142400, 142688)]