180706890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1789}}^1$

素因数の和:1856

約数の個数: 128

約数和(自身を含む): 548513280

約数和(自身を除く): 367806390

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 37, 39, 42, 65, 70, 74, 78, 91, 105, 111, 130, 182, 185, 195, 210, 222, 259, 273, 370, 390, 455, 481, 518, 546, 555, 777, 910, 962, 1110, 1295, 1365, 1443, 1554, 1789, 2405, 2590, 2730, 2886, 3367, 3578, 3885, 4810, 5367, 6734, 7215, 7770, 8945, 10101, 10734, 12523, 14430, 16835, 17890, 20202, 23257, 25046, 26835, 33670, 37569, 46514, 50505, 53670, 62615, 66193, 69771, 75138, 101010, 116285, 125230, 132386, 139542, 162799, 187845, 198579, 232570, 325598, 330965, 348855, 375690, 397158, 463351, 488397, 661930, 697710, 813995, 860509, 926702, 976794, 992895, 1390053, 1627990, 1721018, 1985790, 2316755, 2441985, 2581527, 2780106, 4302545, 4633510, 4883970, 5163054, 6023563, 6950265, 8605090, 12047126, 12907635, 13900530, 18070689, 25815270, 30117815, 36141378, 60235630, 90353445, 180706890]

約数ペア:

[(1, 180706890), (2, 90353445), (3, 60235630), (5, 36141378), (6, 30117815), (7, 25815270), (10, 18070689), (13, 13900530), (14, 12907635), (15, 12047126), (21, 8605090), (26, 6950265), (30, 6023563), (35, 5163054), (37, 4883970), (39, 4633510), (42, 4302545), (65, 2780106), (70, 2581527), (74, 2441985), (78, 2316755), (91, 1985790), (105, 1721018), (111, 1627990), (130, 1390053), (182, 992895), (185, 976794), (195, 926702), (210, 860509), (222, 813995), (259, 697710), (273, 661930), (370, 488397), (390, 463351), (455, 397158), (481, 375690), (518, 348855), (546, 330965), (555, 325598), (777, 232570), (910, 198579), (962, 187845), (1110, 162799), (1295, 139542), (1365, 132386), (1443, 125230), (1554, 116285), (1789, 101010), (2405, 75138), (2590, 69771), (2730, 66193), (2886, 62615), (3367, 53670), (3578, 50505), (3885, 46514), (4810, 37569), (5367, 33670), (6734, 26835), (7215, 25046), (7770, 23257), (8945, 20202), (10101, 17890), (10734, 16835), (12523, 14430)]