154996880

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{66809}}^1$

素因数の和:66851

約数の個数: 40

約数和(自身を含む): 372799800

約数和(自身を除く): 217802920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 66809, 133618, 267236, 334045, 534472, 668090, 1068944, 1336180, 1937461, 2672360, 3874922, 5344720, 7749844, 9687305, 15499688, 19374610, 30999376, 38749220, 77498440, 154996880]

約数ペア:

[(1, 154996880), (2, 77498440), (4, 38749220), (5, 30999376), (8, 19374610), (10, 15499688), (16, 9687305), (20, 7749844), (29, 5344720), (40, 3874922), (58, 2672360), (80, 1937461), (116, 1336180), (145, 1068944), (232, 668090), (290, 534472), (464, 334045), (580, 267236), (1160, 133618), (2320, 66809)]