20402269320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1\times {\mathrm{193}}^1$

素因数の和:576

約数の個数: 256

約数和(自身を含む): 64266209280

約数和(自身を除く): 43863939960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 157, 181, 186, 193, 248, 310, 314, 362, 372, 386, 465, 471, 543, 579, 620, 628, 724, 744, 772, 785, 905, 930, 942, 965, 1086, 1158, 1240, 1256, 1448, 1544, 1570, 1810, 1860, 1884, 1930, 2172, 2316, 2355, 2715, 2895, 3140, 3620, 3720, 3768, 3860, 4344, 4632, 4710, 4867, 5430, 5611, 5790, 5983, 6280, 7240, 7720, 9420, 9734, 10860, 11222, 11580, 11966, 14601, 16833, 17949, 18840, 19468, 21720, 22444, 23160, 23932, 24335, 28055, 28417, 29202, 29915, 30301, 33666, 34933, 35898, 38936, 44888, 47864, 48670, 56110, 56834, 58404, 59830, 60602, 67332, 69866, 71796, 73005, 84165, 85251, 89745, 90903, 97340, 104799, 112220, 113668, 116808, 119660, 121204, 134664, 139732, 142085, 143592, 146010, 151505, 168330, 170502, 174665, 179490, 181806, 194680, 209598, 224440, 227336, 239320, 242408, 279464, 284170, 292020, 303010, 336660, 341004, 349330, 358980, 363612, 419196, 426255, 454515, 523995, 568340, 584040, 606020, 673320, 682008, 698660, 717960, 727224, 838392, 852510, 880927, 909030, 939331, 1047990, 1082923, 1136680, 1212040, 1397320, 1705020, 1761854, 1818060, 1878662, 2095980, 2165846, 2642781, 2817993, 3248769, 3410040, 3523708, 3636120, 3757324, 4191960, 4331692, 4404635, 4696655, 5285562, 5414615, 5484481, 5635986, 6497538, 7047416, 7514648, 8663384, 8809270, 9393310, 10571124, 10829230, 10968962, 11271972, 12995076, 13213905, 14089965, 16243845, 16453443, 17618540, 18786620, 21142248, 21658460, 21937924, 22543944, 25990152, 26427810, 27422405, 28179930, 32487690, 32906886, 35237080, 37573240, 43316920, 43875848, 52855620, 54844810, 56359860, 64975380, 65813772, 82267215, 105711240, 109689620, 112719720, 129950760, 131627544, 164534430, 170018911, 219379240, 329068860, 340037822, 510056733, 658137720, 680075644, 850094555, 1020113466, 1360151288, 1700189110, 2040226932, 2550283665, 3400378220, 4080453864, 5100567330, 6800756440, 10201134660, 20402269320]

約数ペア:

[(1, 20402269320), (2, 10201134660), (3, 6800756440), (4, 5100567330), (5, 4080453864), (6, 3400378220), (8, 2550283665), (10, 2040226932), (12, 1700189110), (15, 1360151288), (20, 1020113466), (24, 850094555), (30, 680075644), (31, 658137720), (40, 510056733), (60, 340037822), (62, 329068860), (93, 219379240), (120, 170018911), (124, 164534430), (155, 131627544), (157, 129950760), (181, 112719720), (186, 109689620), (193, 105711240), (248, 82267215), (310, 65813772), (314, 64975380), (362, 56359860), (372, 54844810), (386, 52855620), (465, 43875848), (471, 43316920), (543, 37573240), (579, 35237080), (620, 32906886), (628, 32487690), (724, 28179930), (744, 27422405), (772, 26427810), (785, 25990152), (905, 22543944), (930, 21937924), (942, 21658460), (965, 21142248), (1086, 18786620), (1158, 17618540), (1240, 16453443), (1256, 16243845), (1448, 14089965), (1544, 13213905), (1570, 12995076), (1810, 11271972), (1860, 10968962), (1884, 10829230), (1930, 10571124), (2172, 9393310), (2316, 8809270), (2355, 8663384), (2715, 7514648), (2895, 7047416), (3140, 6497538), (3620, 5635986), (3720, 5484481), (3768, 5414615), (3860, 5285562), (4344, 4696655), (4632, 4404635), (4710, 4331692), (4867, 4191960), (5430, 3757324), (5611, 3636120), (5790, 3523708), (5983, 3410040), (6280, 3248769), (7240, 2817993), (7720, 2642781), (9420, 2165846), (9734, 2095980), (10860, 1878662), (11222, 1818060), (11580, 1761854), (11966, 1705020), (14601, 1397320), (16833, 1212040), (17949, 1136680), (18840, 1082923), (19468, 1047990), (21720, 939331), (22444, 909030), (23160, 880927), (23932, 852510), (24335, 838392), (28055, 727224), (28417, 717960), (29202, 698660), (29915, 682008), (30301, 673320), (33666, 606020), (34933, 584040), (35898, 568340), (38936, 523995), (44888, 454515), (47864, 426255), (48670, 419196), (56110, 363612), (56834, 358980), (58404, 349330), (59830, 341004), (60602, 336660), (67332, 303010), (69866, 292020), (71796, 284170), (73005, 279464), (84165, 242408), (85251, 239320), (89745, 227336), (90903, 224440), (97340, 209598), (104799, 194680), (112220, 181806), (113668, 179490), (116808, 174665), (119660, 170502), (121204, 168330), (134664, 151505), (139732, 146010), (142085, 143592)]