29980620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{863}}^1$

素因数の和:1071

約数の個数: 72

約数和(自身を含む): 91518336

約数和(自身を除く): 61537716

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 193, 386, 579, 772, 863, 965, 1158, 1726, 1737, 1930, 2316, 2589, 2895, 3452, 3474, 3860, 4315, 5178, 5790, 6948, 7767, 8630, 8685, 10356, 11580, 12945, 15534, 17260, 17370, 25890, 31068, 34740, 38835, 51780, 77670, 155340, 166559, 333118, 499677, 666236, 832795, 999354, 1499031, 1665590, 1998708, 2498385, 2998062, 3331180, 4996770, 5996124, 7495155, 9993540, 14990310, 29980620]

約数ペア:

[(1, 29980620), (2, 14990310), (3, 9993540), (4, 7495155), (5, 5996124), (6, 4996770), (9, 3331180), (10, 2998062), (12, 2498385), (15, 1998708), (18, 1665590), (20, 1499031), (30, 999354), (36, 832795), (45, 666236), (60, 499677), (90, 333118), (180, 166559), (193, 155340), (386, 77670), (579, 51780), (772, 38835), (863, 34740), (965, 31068), (1158, 25890), (1726, 17370), (1737, 17260), (1930, 15534), (2316, 12945), (2589, 11580), (2895, 10356), (3452, 8685), (3474, 8630), (3860, 7767), (4315, 6948), (5178, 5790)]