17515620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:162

約数の個数: 144

約数和(自身を含む): 56888832

約数和(自身を除く): 39373212

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 43, 45, 60, 62, 73, 86, 90, 93, 124, 129, 146, 155, 172, 180, 186, 215, 219, 258, 279, 292, 310, 365, 372, 387, 430, 438, 465, 516, 558, 620, 645, 657, 730, 774, 860, 876, 930, 1095, 1116, 1290, 1314, 1333, 1395, 1460, 1548, 1860, 1935, 2190, 2263, 2580, 2628, 2666, 2790, 3139, 3285, 3870, 3999, 4380, 4526, 5332, 5580, 6278, 6570, 6665, 6789, 7740, 7998, 9052, 9417, 11315, 11997, 12556, 13140, 13330, 13578, 15695, 15996, 18834, 19995, 20367, 22630, 23994, 26660, 27156, 28251, 31390, 33945, 37668, 39990, 40734, 45260, 47085, 47988, 56502, 59985, 62780, 67890, 79980, 81468, 94170, 97309, 101835, 113004, 119970, 135780, 141255, 188340, 194618, 203670, 239940, 282510, 291927, 389236, 407340, 486545, 565020, 583854, 875781, 973090, 1167708, 1459635, 1751562, 1946180, 2919270, 3503124, 4378905, 5838540, 8757810, 17515620]

約数ペア:

[(1, 17515620), (2, 8757810), (3, 5838540), (4, 4378905), (5, 3503124), (6, 2919270), (9, 1946180), (10, 1751562), (12, 1459635), (15, 1167708), (18, 973090), (20, 875781), (30, 583854), (31, 565020), (36, 486545), (43, 407340), (45, 389236), (60, 291927), (62, 282510), (73, 239940), (86, 203670), (90, 194618), (93, 188340), (124, 141255), (129, 135780), (146, 119970), (155, 113004), (172, 101835), (180, 97309), (186, 94170), (215, 81468), (219, 79980), (258, 67890), (279, 62780), (292, 59985), (310, 56502), (365, 47988), (372, 47085), (387, 45260), (430, 40734), (438, 39990), (465, 37668), (516, 33945), (558, 31390), (620, 28251), (645, 27156), (657, 26660), (730, 23994), (774, 22630), (860, 20367), (876, 19995), (930, 18834), (1095, 15996), (1116, 15695), (1290, 13578), (1314, 13330), (1333, 13140), (1395, 12556), (1460, 11997), (1548, 11315), (1860, 9417), (1935, 9052), (2190, 7998), (2263, 7740), (2580, 6789), (2628, 6665), (2666, 6570), (2790, 6278), (3139, 5580), (3285, 5332), (3870, 4526), (3999, 4380)]