169641420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{217489}}^1$

素因数の和:217514

約数の個数: 48

約数和(自身を含む): 511536480

約数和(自身を除く): 341895060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 217489, 434978, 652467, 869956, 1087445, 1304934, 2174890, 2609868, 2827357, 3262335, 4349780, 5654714, 6524670, 8482071, 11309428, 13049340, 14136785, 16964142, 28273570, 33928284, 42410355, 56547140, 84820710, 169641420]

約数ペア:

[(1, 169641420), (2, 84820710), (3, 56547140), (4, 42410355), (5, 33928284), (6, 28273570), (10, 16964142), (12, 14136785), (13, 13049340), (15, 11309428), (20, 8482071), (26, 6524670), (30, 5654714), (39, 4349780), (52, 3262335), (60, 2827357), (65, 2609868), (78, 2174890), (130, 1304934), (156, 1087445), (195, 869956), (260, 652467), (390, 434978), (780, 217489)]