20516785920

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{743}}^1$

素因数の和:837

約数の個数: 576

約数和(自身を含む): 78834954240

約数和(自身を除く): 58318168320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 32, 34, 36, 40, 45, 47, 48, 51, 54, 60, 64, 68, 72, 80, 85, 90, 94, 96, 102, 108, 120, 128, 135, 136, 141, 144, 153, 160, 170, 180, 188, 192, 204, 216, 235, 240, 255, 256, 270, 272, 282, 288, 306, 320, 340, 360, 376, 384, 408, 423, 432, 459, 470, 480, 510, 540, 544, 564, 576, 612, 640, 680, 705, 720, 743, 752, 765, 768, 799, 816, 846, 864, 918, 940, 960, 1020, 1080, 1088, 1128, 1152, 1224, 1269, 1280, 1360, 1410, 1440, 1486, 1504, 1530, 1598, 1632, 1692, 1728, 1836, 1880, 1920, 2040, 2115, 2160, 2176, 2229, 2256, 2295, 2304, 2397, 2448, 2538, 2720, 2820, 2880, 2972, 3008, 3060, 3196, 3264, 3384, 3456, 3672, 3715, 3760, 3840, 3995, 4080, 4230, 4320, 4352, 4458, 4512, 4590, 4794, 4896, 5076, 5440, 5640, 5760, 5944, 6016, 6120, 6345, 6392, 6528, 6687, 6768, 6912, 7191, 7344, 7430, 7520, 7990, 8160, 8460, 8640, 8916, 9024, 9180, 9588, 9792, 10152, 10880, 11145, 11280, 11520, 11888, 11985, 12032, 12240, 12631, 12690, 12784, 13056, 13374, 13536, 14382, 14688, 14860, 15040, 15980, 16320, 16920, 17280, 17832, 18048, 18360, 19176, 19584, 20061, 20304, 21573, 21760, 22290, 22560, 23776, 23970, 24480, 25262, 25380, 25568, 26748, 27072, 28764, 29376, 29720, 30080, 31960, 32640, 33435, 33840, 34560, 34921, 35664, 35955, 36096, 36720, 37893, 38352, 39168, 40122, 40608, 43146, 44580, 45120, 47552, 47940, 48960, 50524, 50760, 51136, 53496, 54144, 57528, 58752, 59440, 60160, 63155, 63920, 65280, 66870, 67680, 69842, 71328, 71910, 73440, 75786, 76704, 80244, 81216, 86292, 89160, 90240, 95104, 95880, 97920, 100305, 101048, 101520, 102272, 104763, 106992, 107865, 108288, 113679, 115056, 117504, 118880, 126310, 127840, 133740, 135360, 139684, 142656, 143820, 146880, 151572, 153408, 160488, 162432, 172584, 174605, 178320, 180480, 189465, 190208, 191760, 195840, 200610, 202096, 203040, 204544, 209526, 213984, 215730, 227358, 230112, 237760, 252620, 255680, 267480, 270720, 279368, 285312, 287640, 293760, 303144, 306816, 314289, 320976, 324864, 341037, 345168, 349210, 356640, 378930, 383520, 401220, 404192, 406080, 419052, 427968, 431460, 454716, 460224, 475520, 505240, 511360, 523815, 534960, 541440, 558736, 568395, 570624, 575280, 587520, 593657, 606288, 613632, 628578, 641952, 682074, 690336, 698420, 713280, 757860, 767040, 802440, 808384, 812160, 838104, 855936, 862920, 909432, 920448, 942867, 951040, 1010480, 1022720, 1047630, 1069920, 1117472, 1136790, 1150560, 1187314, 1212576, 1257156, 1283904, 1364148, 1380672, 1396840, 1426560, 1515720, 1534080, 1571445, 1604880, 1616768, 1624320, 1676208, 1705185, 1711872, 1725840, 1780971, 1818864, 1840896, 1885734, 2020960, 2095260, 2139840, 2234944, 2273580, 2301120, 2374628, 2425152, 2514312, 2567808, 2728296, 2761344, 2793680, 2853120, 2968285, 3031440, 3068160, 3142890, 3209760, 3233536, 3352416, 3410370, 3451680, 3561942, 3637728, 3771468, 4041920, 4190520, 4279680, 4469888, 4547160, 4602240, 4714335, 4749256, 4850304, 5028624, 5135616, 5342913, 5456592, 5522688, 5587360, 5936570, 6062880, 6285780, 6419520, 6704832, 6820740, 6903360, 7123884, 7275456, 7542936, 8083840, 8381040, 8559360, 8904855, 8939776, 9094320, 9204480, 9428670, 9498512, 9700608, 10057248, 10685826, 10913184, 11174720, 11873140, 12125760, 12571560, 12839040, 13409664, 13641480, 13806720, 14247768, 14550912, 15085872, 16028739, 16167680, 16762080, 17809710, 18188640, 18857340, 18997024, 20114496, 21371652, 21826368, 22349440, 23746280, 24251520, 25143120, 25678080, 26714565, 26819328, 27282960, 27613440, 28495536, 29101824, 30171744, 32057478, 33524160, 35619420, 36377280, 37714680, 37994048, 40228992, 42743304, 43652736, 44698880, 47492560, 48503040, 50286240, 53429130, 54565920, 56991072, 60343488, 64114956, 67048320, 71238840, 72754560, 75429360, 75988096, 80143695, 80457984, 85486608, 87305472, 94985120, 100572480, 106858260, 109131840, 113982144, 120686976, 128229912, 134096640, 142477680, 145509120, 150858720, 151976192, 160287390, 170973216, 189970240, 201144960, 213716520, 218263680, 227964288, 241373952, 256459824, 284955360, 301717440, 320574780, 341946432, 379940480, 402289920, 427433040, 436527360, 455928576, 512919648, 569910720, 603434880, 641149560, 683892864, 759880960, 854866080, 1025839296, 1139821440, 1206869760, 1282299120, 1367785728, 1709732160, 2051678592, 2279642880, 2564598240, 3419464320, 4103357184, 5129196480, 6838928640, 10258392960, 20516785920]

約数ペア:

[(1, 20516785920), (2, 10258392960), (3, 6838928640), (4, 5129196480), (5, 4103357184), (6, 3419464320), (8, 2564598240), (9, 2279642880), (10, 2051678592), (12, 1709732160), (15, 1367785728), (16, 1282299120), (17, 1206869760), (18, 1139821440), (20, 1025839296), (24, 854866080), (27, 759880960), (30, 683892864), (32, 641149560), (34, 603434880), (36, 569910720), (40, 512919648), (45, 455928576), (47, 436527360), (48, 427433040), (51, 402289920), (54, 379940480), (60, 341946432), (64, 320574780), (68, 301717440), (72, 284955360), (80, 256459824), (85, 241373952), (90, 227964288), (94, 218263680), (96, 213716520), (102, 201144960), (108, 189970240), (120, 170973216), (128, 160287390), (135, 151976192), (136, 150858720), (141, 145509120), (144, 142477680), (153, 134096640), (160, 128229912), (170, 120686976), (180, 113982144), (188, 109131840), (192, 106858260), (204, 100572480), (216, 94985120), (235, 87305472), (240, 85486608), (255, 80457984), (256, 80143695), (270, 75988096), (272, 75429360), (282, 72754560), (288, 71238840), (306, 67048320), (320, 64114956), (340, 60343488), (360, 56991072), (376, 54565920), (384, 53429130), (408, 50286240), (423, 48503040), (432, 47492560), (459, 44698880), (470, 43652736), (480, 42743304), (510, 40228992), (540, 37994048), (544, 37714680), (564, 36377280), (576, 35619420), (612, 33524160), (640, 32057478), (680, 30171744), (705, 29101824), (720, 28495536), (743, 27613440), (752, 27282960), (765, 26819328), (768, 26714565), (799, 25678080), (816, 25143120), (846, 24251520), (864, 23746280), (918, 22349440), (940, 21826368), (960, 21371652), (1020, 20114496), (1080, 18997024), (1088, 18857340), (1128, 18188640), (1152, 17809710), (1224, 16762080), (1269, 16167680), (1280, 16028739), (1360, 15085872), (1410, 14550912), (1440, 14247768), (1486, 13806720), (1504, 13641480), (1530, 13409664), (1598, 12839040), (1632, 12571560), (1692, 12125760), (1728, 11873140), (1836, 11174720), (1880, 10913184), (1920, 10685826), (2040, 10057248), (2115, 9700608), (2160, 9498512), (2176, 9428670), (2229, 9204480), (2256, 9094320), (2295, 8939776), (2304, 8904855), (2397, 8559360), (2448, 8381040), (2538, 8083840), (2720, 7542936), (2820, 7275456), (2880, 7123884), (2972, 6903360), (3008, 6820740), (3060, 6704832), (3196, 6419520), (3264, 6285780), (3384, 6062880), (3456, 5936570), (3672, 5587360), (3715, 5522688), (3760, 5456592), (3840, 5342913), (3995, 5135616), (4080, 5028624), (4230, 4850304), (4320, 4749256), (4352, 4714335), (4458, 4602240), (4512, 4547160), (4590, 4469888), (4794, 4279680), (4896, 4190520), (5076, 4041920), (5440, 3771468), (5640, 3637728), (5760, 3561942), (5944, 3451680), (6016, 3410370), (6120, 3352416), (6345, 3233536), (6392, 3209760), (6528, 3142890), (6687, 3068160), (6768, 3031440), (6912, 2968285), (7191, 2853120), (7344, 2793680), (7430, 2761344), (7520, 2728296), (7990, 2567808), (8160, 2514312), (8460, 2425152), (8640, 2374628), (8916, 2301120), (9024, 2273580), (9180, 2234944), (9588, 2139840), (9792, 2095260), (10152, 2020960), (10880, 1885734), (11145, 1840896), (11280, 1818864), (11520, 1780971), (11888, 1725840), (11985, 1711872), (12032, 1705185), (12240, 1676208), (12631, 1624320), (12690, 1616768), (12784, 1604880), (13056, 1571445), (13374, 1534080), (13536, 1515720), (14382, 1426560), (14688, 1396840), (14860, 1380672), (15040, 1364148), (15980, 1283904), (16320, 1257156), (16920, 1212576), (17280, 1187314), (17832, 1150560), (18048, 1136790), (18360, 1117472), (19176, 1069920), (19584, 1047630), (20061, 1022720), (20304, 1010480), (21573, 951040), (21760, 942867), (22290, 920448), (22560, 909432), (23776, 862920), (23970, 855936), (24480, 838104), (25262, 812160), (25380, 808384), (25568, 802440), (26748, 767040), (27072, 757860), (28764, 713280), (29376, 698420), (29720, 690336), (30080, 682074), (31960, 641952), (32640, 628578), (33435, 613632), (33840, 606288), (34560, 593657), (34921, 587520), (35664, 575280), (35955, 570624), (36096, 568395), (36720, 558736), (37893, 541440), (38352, 534960), (39168, 523815), (40122, 511360), (40608, 505240), (43146, 475520), (44580, 460224), (45120, 454716), (47552, 431460), (47940, 427968), (48960, 419052), (50524, 406080), (50760, 404192), (51136, 401220), (53496, 383520), (54144, 378930), (57528, 356640), (58752, 349210), (59440, 345168), (60160, 341037), (63155, 324864), (63920, 320976), (65280, 314289), (66870, 306816), (67680, 303144), (69842, 293760), (71328, 287640), (71910, 285312), (73440, 279368), (75786, 270720), (76704, 267480), (80244, 255680), (81216, 252620), (86292, 237760), (89160, 230112), (90240, 227358), (95104, 215730), (95880, 213984), (97920, 209526), (100305, 204544), (101048, 203040), (101520, 202096), (102272, 200610), (104763, 195840), (106992, 191760), (107865, 190208), (108288, 189465), (113679, 180480), (115056, 178320), (117504, 174605), (118880, 172584), (126310, 162432), (127840, 160488), (133740, 153408), (135360, 151572), (139684, 146880), (142656, 143820)]