61279080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1987}}^1$

素因数の和:2258

約数の個数: 64

約数和(自身を含む): 184645440

約数和(自身を除く): 123366360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 257, 514, 771, 1028, 1285, 1542, 1987, 2056, 2570, 3084, 3855, 3974, 5140, 5961, 6168, 7710, 7948, 9935, 10280, 11922, 15420, 15896, 19870, 23844, 29805, 30840, 39740, 47688, 59610, 79480, 119220, 238440, 510659, 1021318, 1531977, 2042636, 2553295, 3063954, 4085272, 5106590, 6127908, 7659885, 10213180, 12255816, 15319770, 20426360, 30639540, 61279080]

約数ペア:

[(1, 61279080), (2, 30639540), (3, 20426360), (4, 15319770), (5, 12255816), (6, 10213180), (8, 7659885), (10, 6127908), (12, 5106590), (15, 4085272), (20, 3063954), (24, 2553295), (30, 2042636), (40, 1531977), (60, 1021318), (120, 510659), (257, 238440), (514, 119220), (771, 79480), (1028, 59610), (1285, 47688), (1542, 39740), (1987, 30840), (2056, 29805), (2570, 23844), (3084, 19870), (3855, 15896), (3974, 15420), (5140, 11922), (5961, 10280), (6168, 9935), (7710, 7948)]