313710660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{24547}}^1$

素因数の和:24633

約数の個数: 72

約数和(自身を含む): 965030976

約数和(自身を除く): 651320316

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 4260, 6390, 12780, 24547, 49094, 73641, 98188, 122735, 147282, 220923, 245470, 294564, 368205, 441846, 490940, 736410, 883692, 1104615, 1472820, 1742837, 2209230, 3485674, 4418460, 5228511, 6971348, 8714185, 10457022, 15685533, 17428370, 20914044, 26142555, 31371066, 34856740, 52285110, 62742132, 78427665, 104570220, 156855330, 313710660]

約数ペア:

[(1, 313710660), (2, 156855330), (3, 104570220), (4, 78427665), (5, 62742132), (6, 52285110), (9, 34856740), (10, 31371066), (12, 26142555), (15, 20914044), (18, 17428370), (20, 15685533), (30, 10457022), (36, 8714185), (45, 6971348), (60, 5228511), (71, 4418460), (90, 3485674), (142, 2209230), (180, 1742837), (213, 1472820), (284, 1104615), (355, 883692), (426, 736410), (639, 490940), (710, 441846), (852, 368205), (1065, 294564), (1278, 245470), (1420, 220923), (2130, 147282), (2556, 122735), (3195, 98188), (4260, 73641), (6390, 49094), (12780, 24547)]