77642640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{107837}}^1$

素因数の和:107856

約数の個数: 60

約数和(自身を含む): 260752284

約数和(自身を除く): 183109644

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 107837, 215674, 323511, 431348, 539185, 647022, 862696, 970533, 1078370, 1294044, 1617555, 1725392, 1941066, 2156740, 2588088, 3235110, 3882132, 4313480, 4852665, 5176176, 6470220, 7764264, 8626960, 9705330, 12940440, 15528528, 19410660, 25880880, 38821320, 77642640]

約数ペア:

[(1, 77642640), (2, 38821320), (3, 25880880), (4, 19410660), (5, 15528528), (6, 12940440), (8, 9705330), (9, 8626960), (10, 7764264), (12, 6470220), (15, 5176176), (16, 4852665), (18, 4313480), (20, 3882132), (24, 3235110), (30, 2588088), (36, 2156740), (40, 1941066), (45, 1725392), (48, 1617555), (60, 1294044), (72, 1078370), (80, 970533), (90, 862696), (120, 647022), (144, 539185), (180, 431348), (240, 323511), (360, 215674), (720, 107837)]