157298840

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{4621}}^1$

素因数の和:4692

約数の個数: 64

約数和(自身を含む): 379373760

約数和(自身を除く): 222074920

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 37, 40, 46, 74, 92, 115, 148, 184, 185, 230, 296, 370, 460, 740, 851, 920, 1480, 1702, 3404, 4255, 4621, 6808, 8510, 9242, 17020, 18484, 23105, 34040, 36968, 46210, 92420, 106283, 170977, 184840, 212566, 341954, 425132, 531415, 683908, 850264, 854885, 1062830, 1367816, 1709770, 2125660, 3419540, 3932471, 4251320, 6839080, 7864942, 15729884, 19662355, 31459768, 39324710, 78649420, 157298840]

約数ペア:

[(1, 157298840), (2, 78649420), (4, 39324710), (5, 31459768), (8, 19662355), (10, 15729884), (20, 7864942), (23, 6839080), (37, 4251320), (40, 3932471), (46, 3419540), (74, 2125660), (92, 1709770), (115, 1367816), (148, 1062830), (184, 854885), (185, 850264), (230, 683908), (296, 531415), (370, 425132), (460, 341954), (740, 212566), (851, 184840), (920, 170977), (1480, 106283), (1702, 92420), (3404, 46210), (4255, 36968), (4621, 34040), (6808, 23105), (8510, 18484), (9242, 17020)]