161769840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{821}}^2$

素因数の和:1658

約数の個数: 60

約数和(自身を含む): 502098072

約数和(自身を除く): 340328232

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 821, 1642, 2463, 3284, 4105, 4926, 6568, 8210, 9852, 12315, 13136, 16420, 19704, 24630, 32840, 39408, 49260, 65680, 98520, 197040, 674041, 1348082, 2022123, 2696164, 3370205, 4044246, 5392328, 6740410, 8088492, 10110615, 10784656, 13480820, 16176984, 20221230, 26961640, 32353968, 40442460, 53923280, 80884920, 161769840]

約数ペア:

[(1, 161769840), (2, 80884920), (3, 53923280), (4, 40442460), (5, 32353968), (6, 26961640), (8, 20221230), (10, 16176984), (12, 13480820), (15, 10784656), (16, 10110615), (20, 8088492), (24, 6740410), (30, 5392328), (40, 4044246), (48, 3370205), (60, 2696164), (80, 2022123), (120, 1348082), (240, 674041), (821, 197040), (1642, 98520), (2463, 65680), (3284, 49260), (4105, 39408), (4926, 32840), (6568, 24630), (8210, 19704), (9852, 16420), (12315, 13136)]