315031210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{9811}}^1$

素因数の和:9863

約数の個数: 48

約数和(自身を含む): 646414560

約数和(自身を除く): 331383350

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 169, 190, 247, 338, 494, 845, 1235, 1690, 2470, 3211, 6422, 9811, 16055, 19622, 32110, 49055, 98110, 127543, 186409, 255086, 372818, 637715, 932045, 1275430, 1658059, 1864090, 2423317, 3316118, 4846634, 8290295, 12116585, 16580590, 24233170, 31503121, 63006242, 157515605, 315031210]

約数ペア:

[(1, 315031210), (2, 157515605), (5, 63006242), (10, 31503121), (13, 24233170), (19, 16580590), (26, 12116585), (38, 8290295), (65, 4846634), (95, 3316118), (130, 2423317), (169, 1864090), (190, 1658059), (247, 1275430), (338, 932045), (494, 637715), (845, 372818), (1235, 255086), (1690, 186409), (2470, 127543), (3211, 98110), (6422, 49055), (9811, 32110), (16055, 19622)]