31951620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{6121}}^1$

素因数の和:6165

約数の個数: 72

約数和(自身を含む): 100278360

約数和(自身を除く): 68326740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 5220, 6121, 12242, 18363, 24484, 30605, 36726, 55089, 61210, 73452, 91815, 110178, 122420, 177509, 183630, 220356, 275445, 355018, 367260, 532527, 550890, 710036, 887545, 1065054, 1101780, 1597581, 1775090, 2130108, 2662635, 3195162, 3550180, 5325270, 6390324, 7987905, 10650540, 15975810, 31951620]

約数ペア:

[(1, 31951620), (2, 15975810), (3, 10650540), (4, 7987905), (5, 6390324), (6, 5325270), (9, 3550180), (10, 3195162), (12, 2662635), (15, 2130108), (18, 1775090), (20, 1597581), (29, 1101780), (30, 1065054), (36, 887545), (45, 710036), (58, 550890), (60, 532527), (87, 367260), (90, 355018), (116, 275445), (145, 220356), (174, 183630), (180, 177509), (261, 122420), (290, 110178), (348, 91815), (435, 73452), (522, 61210), (580, 55089), (870, 36726), (1044, 30605), (1305, 24484), (1740, 18363), (2610, 12242), (5220, 6121)]