261615692808

素因数分解:

$2^3\times 3^4\times {\mathrm{181}}^1\times {\mathrm{2230541}}^1$

素因数の和:2230740

約数の個数: 80

約数和(自身を含む): 736814938860

約数和(自身を除く): 475199246052

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 181, 216, 324, 362, 543, 648, 724, 1086, 1448, 1629, 2172, 3258, 4344, 4887, 6516, 9774, 13032, 14661, 19548, 29322, 39096, 58644, 117288, 2230541, 4461082, 6691623, 8922164, 13383246, 17844328, 20074869, 26766492, 40149738, 53532984, 60224607, 80299476, 120449214, 160598952, 180673821, 240898428, 361347642, 403727921, 481796856, 722695284, 807455842, 1211183763, 1445390568, 1614911684, 2422367526, 3229823368, 3633551289, 4844735052, 7267102578, 9689470104, 10900653867, 14534205156, 21801307734, 29068410312, 32701961601, 43602615468, 65403923202, 87205230936, 130807846404, 261615692808]

約数ペア:

[(1, 261615692808), (2, 130807846404), (3, 87205230936), (4, 65403923202), (6, 43602615468), (8, 32701961601), (9, 29068410312), (12, 21801307734), (18, 14534205156), (24, 10900653867), (27, 9689470104), (36, 7267102578), (54, 4844735052), (72, 3633551289), (81, 3229823368), (108, 2422367526), (162, 1614911684), (181, 1445390568), (216, 1211183763), (324, 807455842), (362, 722695284), (543, 481796856), (648, 403727921), (724, 361347642), (1086, 240898428), (1448, 180673821), (1629, 160598952), (2172, 120449214), (3258, 80299476), (4344, 60224607), (4887, 53532984), (6516, 40149738), (9774, 26766492), (13032, 20074869), (14661, 17844328), (19548, 13383246), (29322, 8922164), (39096, 6691623), (58644, 4461082), (117288, 2230541)]