1216440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:157

約数の個数: 96

約数和(自身を含む): 4118400

約数和(自身を除く): 2901960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 90, 93, 109, 120, 124, 155, 180, 186, 218, 248, 279, 310, 327, 360, 372, 436, 465, 545, 558, 620, 654, 744, 872, 930, 981, 1090, 1116, 1240, 1308, 1395, 1635, 1860, 1962, 2180, 2232, 2616, 2790, 3270, 3379, 3720, 3924, 4360, 4905, 5580, 6540, 6758, 7848, 9810, 10137, 11160, 13080, 13516, 16895, 19620, 20274, 27032, 30411, 33790, 39240, 40548, 50685, 60822, 67580, 81096, 101370, 121644, 135160, 152055, 202740, 243288, 304110, 405480, 608220, 1216440]

約数ペア:

[(1, 1216440), (2, 608220), (3, 405480), (4, 304110), (5, 243288), (6, 202740), (8, 152055), (9, 135160), (10, 121644), (12, 101370), (15, 81096), (18, 67580), (20, 60822), (24, 50685), (30, 40548), (31, 39240), (36, 33790), (40, 30411), (45, 27032), (60, 20274), (62, 19620), (72, 16895), (90, 13516), (93, 13080), (109, 11160), (120, 10137), (124, 9810), (155, 7848), (180, 6758), (186, 6540), (218, 5580), (248, 4905), (279, 4360), (310, 3924), (327, 3720), (360, 3379), (372, 3270), (436, 2790), (465, 2616), (545, 2232), (558, 2180), (620, 1962), (654, 1860), (744, 1635), (872, 1395), (930, 1308), (981, 1240), (1090, 1116)]