78219510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{557}}^1$

素因数の和:749

約数の個数: 64

約数和(自身を含む): 195416064

約数和(自身を除く): 117196554

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 151, 155, 186, 302, 310, 453, 465, 557, 755, 906, 930, 1114, 1510, 1671, 2265, 2785, 3342, 4530, 4681, 5570, 8355, 9362, 14043, 16710, 17267, 23405, 28086, 34534, 46810, 51801, 70215, 84107, 86335, 103602, 140430, 168214, 172670, 252321, 259005, 420535, 504642, 518010, 841070, 1261605, 2523210, 2607317, 5214634, 7821951, 13036585, 15643902, 26073170, 39109755, 78219510]

約数ペア:

[(1, 78219510), (2, 39109755), (3, 26073170), (5, 15643902), (6, 13036585), (10, 7821951), (15, 5214634), (30, 2607317), (31, 2523210), (62, 1261605), (93, 841070), (151, 518010), (155, 504642), (186, 420535), (302, 259005), (310, 252321), (453, 172670), (465, 168214), (557, 140430), (755, 103602), (906, 86335), (930, 84107), (1114, 70215), (1510, 51801), (1671, 46810), (2265, 34534), (2785, 28086), (3342, 23405), (4530, 17267), (4681, 16710), (5570, 14043), (8355, 9362)]