31392720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{739}}^1$

素因数の和:817

約数の個数: 120

約数和(自身を含む): 107359200

約数和(自身を除く): 75966480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 59, 60, 72, 80, 90, 118, 120, 144, 177, 180, 236, 240, 295, 354, 360, 472, 531, 590, 708, 720, 739, 885, 944, 1062, 1180, 1416, 1478, 1770, 2124, 2217, 2360, 2655, 2832, 2956, 3540, 3695, 4248, 4434, 4720, 5310, 5912, 6651, 7080, 7390, 8496, 8868, 10620, 11085, 11824, 13302, 14160, 14780, 17736, 21240, 22170, 26604, 29560, 33255, 35472, 42480, 43601, 44340, 53208, 59120, 66510, 87202, 88680, 106416, 130803, 133020, 174404, 177360, 218005, 261606, 266040, 348808, 392409, 436010, 523212, 532080, 654015, 697616, 784818, 872020, 1046424, 1308030, 1569636, 1744040, 1962045, 2092848, 2616060, 3139272, 3488080, 3924090, 5232120, 6278544, 7848180, 10464240, 15696360, 31392720]

約数ペア:

[(1, 31392720), (2, 15696360), (3, 10464240), (4, 7848180), (5, 6278544), (6, 5232120), (8, 3924090), (9, 3488080), (10, 3139272), (12, 2616060), (15, 2092848), (16, 1962045), (18, 1744040), (20, 1569636), (24, 1308030), (30, 1046424), (36, 872020), (40, 784818), (45, 697616), (48, 654015), (59, 532080), (60, 523212), (72, 436010), (80, 392409), (90, 348808), (118, 266040), (120, 261606), (144, 218005), (177, 177360), (180, 174404), (236, 133020), (240, 130803), (295, 106416), (354, 88680), (360, 87202), (472, 66510), (531, 59120), (590, 53208), (708, 44340), (720, 43601), (739, 42480), (885, 35472), (944, 33255), (1062, 29560), (1180, 26604), (1416, 22170), (1478, 21240), (1770, 17736), (2124, 14780), (2217, 14160), (2360, 13302), (2655, 11824), (2832, 11085), (2956, 10620), (3540, 8868), (3695, 8496), (4248, 7390), (4434, 7080), (4720, 6651), (5310, 5912)]