81255840

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{169283}}^1$

素因数の和:169301

約数の個数: 48

約数和(自身を含む): 255957408

約数和(自身を除く): 174701568

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 169283, 338566, 507849, 677132, 846415, 1015698, 1354264, 1692830, 2031396, 2539245, 2708528, 3385660, 4062792, 5078490, 5417056, 6771320, 8125584, 10156980, 13542640, 16251168, 20313960, 27085280, 40627920, 81255840]

約数ペア:

[(1, 81255840), (2, 40627920), (3, 27085280), (4, 20313960), (5, 16251168), (6, 13542640), (8, 10156980), (10, 8125584), (12, 6771320), (15, 5417056), (16, 5078490), (20, 4062792), (24, 3385660), (30, 2708528), (32, 2539245), (40, 2031396), (48, 1692830), (60, 1354264), (80, 1015698), (96, 846415), (120, 677132), (160, 507849), (240, 338566), (480, 169283)]