71586840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{421}}^1$

素因数の和:557

約数の個数: 128

約数和(自身を含む): 233956800

約数和(自身を除く): 162369960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 109, 120, 130, 156, 195, 218, 260, 312, 327, 390, 421, 436, 520, 545, 654, 780, 842, 872, 1090, 1263, 1308, 1417, 1560, 1635, 1684, 2105, 2180, 2526, 2616, 2834, 3270, 3368, 4210, 4251, 4360, 5052, 5473, 5668, 6315, 6540, 7085, 8420, 8502, 10104, 10946, 11336, 12630, 13080, 14170, 16419, 16840, 17004, 21255, 21892, 25260, 27365, 28340, 32838, 34008, 42510, 43784, 45889, 50520, 54730, 56680, 65676, 82095, 85020, 91778, 109460, 131352, 137667, 164190, 170040, 183556, 218920, 229445, 275334, 328380, 367112, 458890, 550668, 596557, 656760, 688335, 917780, 1101336, 1193114, 1376670, 1789671, 1835560, 2386228, 2753340, 2982785, 3579342, 4772456, 5506680, 5965570, 7158684, 8948355, 11931140, 14317368, 17896710, 23862280, 35793420, 71586840]

約数ペア:

[(1, 71586840), (2, 35793420), (3, 23862280), (4, 17896710), (5, 14317368), (6, 11931140), (8, 8948355), (10, 7158684), (12, 5965570), (13, 5506680), (15, 4772456), (20, 3579342), (24, 2982785), (26, 2753340), (30, 2386228), (39, 1835560), (40, 1789671), (52, 1376670), (60, 1193114), (65, 1101336), (78, 917780), (104, 688335), (109, 656760), (120, 596557), (130, 550668), (156, 458890), (195, 367112), (218, 328380), (260, 275334), (312, 229445), (327, 218920), (390, 183556), (421, 170040), (436, 164190), (520, 137667), (545, 131352), (654, 109460), (780, 91778), (842, 85020), (872, 82095), (1090, 65676), (1263, 56680), (1308, 54730), (1417, 50520), (1560, 45889), (1635, 43784), (1684, 42510), (2105, 34008), (2180, 32838), (2526, 28340), (2616, 27365), (2834, 25260), (3270, 21892), (3368, 21255), (4210, 17004), (4251, 16840), (4360, 16419), (5052, 14170), (5473, 13080), (5668, 12630), (6315, 11336), (6540, 10946), (7085, 10104), (8420, 8502)]