1689430440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{327409}}^1$

素因数の和:327466

約数の個数: 64

約数和(自身を含む): 5186174400

約数和(自身を除く): 3496743960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 172, 215, 258, 344, 430, 516, 645, 860, 1032, 1290, 1720, 2580, 5160, 327409, 654818, 982227, 1309636, 1637045, 1964454, 2619272, 3274090, 3928908, 4911135, 6548180, 7857816, 9822270, 13096360, 14078587, 19644540, 28157174, 39289080, 42235761, 56314348, 70392935, 84471522, 112628696, 140785870, 168943044, 211178805, 281571740, 337886088, 422357610, 563143480, 844715220, 1689430440]

約数ペア:

[(1, 1689430440), (2, 844715220), (3, 563143480), (4, 422357610), (5, 337886088), (6, 281571740), (8, 211178805), (10, 168943044), (12, 140785870), (15, 112628696), (20, 84471522), (24, 70392935), (30, 56314348), (40, 42235761), (43, 39289080), (60, 28157174), (86, 19644540), (120, 14078587), (129, 13096360), (172, 9822270), (215, 7857816), (258, 6548180), (344, 4911135), (430, 3928908), (516, 3274090), (645, 2619272), (860, 1964454), (1032, 1637045), (1290, 1309636), (1720, 982227), (2580, 654818), (5160, 327409)]