638513810160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{2660474209}}^1$

素因数の和:2660474225

約数の個数: 40

約数和(自身を含む): 1979392812240

約数和(自身を除く): 1340879002080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 2660474209, 5320948418, 7981422627, 10641896836, 13302371045, 15962845254, 21283793672, 26604742090, 31925690508, 39907113135, 42567587344, 53209484180, 63851381016, 79814226270, 106418968360, 127702762032, 159628452540, 212837936720, 319256905080, 638513810160]

約数ペア:

[(1, 638513810160), (2, 319256905080), (3, 212837936720), (4, 159628452540), (5, 127702762032), (6, 106418968360), (8, 79814226270), (10, 63851381016), (12, 53209484180), (15, 42567587344), (16, 39907113135), (20, 31925690508), (24, 26604742090), (30, 21283793672), (40, 15962845254), (48, 13302371045), (60, 10641896836), (80, 7981422627), (120, 5320948418), (240, 2660474209)]