68733990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{4519}}^1$

素因数の和:4558

約数の個数: 72

約数和(自身を含む): 193555440

約数和(自身を除く): 124821450

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 169, 195, 234, 338, 390, 507, 585, 845, 1014, 1170, 1521, 1690, 2535, 3042, 4519, 5070, 7605, 9038, 13557, 15210, 22595, 27114, 40671, 45190, 58747, 67785, 81342, 117494, 135570, 176241, 203355, 293735, 352482, 406710, 528723, 587470, 763711, 881205, 1057446, 1527422, 1762410, 2291133, 2643615, 3818555, 4582266, 5287230, 6873399, 7637110, 11455665, 13746798, 22911330, 34366995, 68733990]

約数ペア:

[(1, 68733990), (2, 34366995), (3, 22911330), (5, 13746798), (6, 11455665), (9, 7637110), (10, 6873399), (13, 5287230), (15, 4582266), (18, 3818555), (26, 2643615), (30, 2291133), (39, 1762410), (45, 1527422), (65, 1057446), (78, 881205), (90, 763711), (117, 587470), (130, 528723), (169, 406710), (195, 352482), (234, 293735), (338, 203355), (390, 176241), (507, 135570), (585, 117494), (845, 81342), (1014, 67785), (1170, 58747), (1521, 45190), (1690, 40671), (2535, 27114), (3042, 22595), (4519, 15210), (5070, 13557), (7605, 9038)]