77902020

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{557}}^1$

素因数の和:619

約数の個数: 192

約数和(自身を含む): 284981760

約数和(自身を除く): 207079740

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 37, 42, 45, 54, 60, 63, 70, 74, 84, 90, 105, 108, 111, 126, 135, 140, 148, 180, 185, 189, 210, 222, 252, 259, 270, 315, 333, 370, 378, 420, 444, 518, 540, 555, 557, 630, 666, 740, 756, 777, 945, 999, 1036, 1110, 1114, 1260, 1295, 1332, 1554, 1665, 1671, 1890, 1998, 2220, 2228, 2331, 2590, 2785, 3108, 3330, 3342, 3780, 3885, 3899, 3996, 4662, 4995, 5013, 5180, 5570, 6660, 6684, 6993, 7770, 7798, 8355, 9324, 9990, 10026, 11140, 11655, 11697, 13986, 15039, 15540, 15596, 16710, 19495, 19980, 20052, 20609, 23310, 23394, 25065, 27972, 30078, 33420, 34965, 35091, 38990, 41218, 46620, 46788, 50130, 58485, 60156, 61827, 69930, 70182, 75195, 77980, 82436, 100260, 103045, 105273, 116970, 123654, 139860, 140364, 144263, 150390, 175455, 185481, 206090, 210546, 233940, 247308, 288526, 300780, 309135, 350910, 370962, 412180, 421092, 432789, 526365, 556443, 577052, 618270, 701820, 721315, 741924, 865578, 927405, 1052730, 1112886, 1236540, 1298367, 1442630, 1731156, 1854810, 2105460, 2163945, 2225772, 2596734, 2782215, 2885260, 3709620, 3895101, 4327890, 5193468, 5564430, 6491835, 7790202, 8655780, 11128860, 12983670, 15580404, 19475505, 25967340, 38951010, 77902020]

約数ペア:

[(1, 77902020), (2, 38951010), (3, 25967340), (4, 19475505), (5, 15580404), (6, 12983670), (7, 11128860), (9, 8655780), (10, 7790202), (12, 6491835), (14, 5564430), (15, 5193468), (18, 4327890), (20, 3895101), (21, 3709620), (27, 2885260), (28, 2782215), (30, 2596734), (35, 2225772), (36, 2163945), (37, 2105460), (42, 1854810), (45, 1731156), (54, 1442630), (60, 1298367), (63, 1236540), (70, 1112886), (74, 1052730), (84, 927405), (90, 865578), (105, 741924), (108, 721315), (111, 701820), (126, 618270), (135, 577052), (140, 556443), (148, 526365), (180, 432789), (185, 421092), (189, 412180), (210, 370962), (222, 350910), (252, 309135), (259, 300780), (270, 288526), (315, 247308), (333, 233940), (370, 210546), (378, 206090), (420, 185481), (444, 175455), (518, 150390), (540, 144263), (555, 140364), (557, 139860), (630, 123654), (666, 116970), (740, 105273), (756, 103045), (777, 100260), (945, 82436), (999, 77980), (1036, 75195), (1110, 70182), (1114, 69930), (1260, 61827), (1295, 60156), (1332, 58485), (1554, 50130), (1665, 46788), (1671, 46620), (1890, 41218), (1998, 38990), (2220, 35091), (2228, 34965), (2331, 33420), (2590, 30078), (2785, 27972), (3108, 25065), (3330, 23394), (3342, 23310), (3780, 20609), (3885, 20052), (3899, 19980), (3996, 19495), (4662, 16710), (4995, 15596), (5013, 15540), (5180, 15039), (5570, 13986), (6660, 11697), (6684, 11655), (6993, 11140), (7770, 10026), (7798, 9990), (8355, 9324)]