152513480

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{77813}}^1$

素因数の和:77838

約数の個数: 48

約数和(自身を含む): 399185820

約数和(自身を除く): 246672340

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 77813, 155626, 311252, 389065, 544691, 622504, 778130, 1089382, 1556260, 2178764, 2723455, 3112520, 3812837, 4357528, 5446910, 7625674, 10893820, 15251348, 19064185, 21787640, 30502696, 38128370, 76256740, 152513480]

約数ペア:

[(1, 152513480), (2, 76256740), (4, 38128370), (5, 30502696), (7, 21787640), (8, 19064185), (10, 15251348), (14, 10893820), (20, 7625674), (28, 5446910), (35, 4357528), (40, 3812837), (49, 3112520), (56, 2723455), (70, 2178764), (98, 1556260), (140, 1089382), (196, 778130), (245, 622504), (280, 544691), (392, 389065), (490, 311252), (980, 155626), (1960, 77813)]