315045950

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^2\times {\mathrm{43}}^1\times {\mathrm{277}}^1$

素因数の和:378

約数の個数: 72

約数和(自身を含む): 629079528

約数和(自身を除く): 314033578

約数列:

[1, 2, 5, 10, 23, 25, 43, 46, 50, 86, 115, 215, 230, 277, 430, 529, 554, 575, 989, 1058, 1075, 1150, 1385, 1978, 2150, 2645, 2770, 4945, 5290, 6371, 6925, 9890, 11911, 12742, 13225, 13850, 22747, 23822, 24725, 26450, 31855, 45494, 49450, 59555, 63710, 113735, 119110, 146533, 159275, 227470, 273953, 293066, 297775, 318550, 547906, 568675, 595550, 732665, 1137350, 1369765, 1465330, 2739530, 3663325, 6300919, 6848825, 7326650, 12601838, 13697650, 31504595, 63009190, 157522975, 315045950]

約数ペア:

[(1, 315045950), (2, 157522975), (5, 63009190), (10, 31504595), (23, 13697650), (25, 12601838), (43, 7326650), (46, 6848825), (50, 6300919), (86, 3663325), (115, 2739530), (215, 1465330), (230, 1369765), (277, 1137350), (430, 732665), (529, 595550), (554, 568675), (575, 547906), (989, 318550), (1058, 297775), (1075, 293066), (1150, 273953), (1385, 227470), (1978, 159275), (2150, 146533), (2645, 119110), (2770, 113735), (4945, 63710), (5290, 59555), (6371, 49450), (6925, 45494), (9890, 31855), (11911, 26450), (12742, 24725), (13225, 23822), (13850, 22747)]