154781340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{7841}}^1$

素因数の和:7907

約数の個数: 96

約数和(自身を含む): 505903104

約数和(自身を除く): 351121764

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 47, 60, 70, 84, 94, 105, 140, 141, 188, 210, 235, 282, 329, 420, 470, 564, 658, 705, 940, 987, 1316, 1410, 1645, 1974, 2820, 3290, 3948, 4935, 6580, 7841, 9870, 15682, 19740, 23523, 31364, 39205, 47046, 54887, 78410, 94092, 109774, 117615, 156820, 164661, 219548, 235230, 274435, 329322, 368527, 470460, 548870, 658644, 737054, 823305, 1097740, 1105581, 1474108, 1646610, 1842635, 2211162, 2579689, 3293220, 3685270, 4422324, 5159378, 5527905, 7370540, 7739067, 10318756, 11055810, 12898445, 15478134, 22111620, 25796890, 30956268, 38695335, 51593780, 77390670, 154781340]

約数ペア:

[(1, 154781340), (2, 77390670), (3, 51593780), (4, 38695335), (5, 30956268), (6, 25796890), (7, 22111620), (10, 15478134), (12, 12898445), (14, 11055810), (15, 10318756), (20, 7739067), (21, 7370540), (28, 5527905), (30, 5159378), (35, 4422324), (42, 3685270), (47, 3293220), (60, 2579689), (70, 2211162), (84, 1842635), (94, 1646610), (105, 1474108), (140, 1105581), (141, 1097740), (188, 823305), (210, 737054), (235, 658644), (282, 548870), (329, 470460), (420, 368527), (470, 329322), (564, 274435), (658, 235230), (705, 219548), (940, 164661), (987, 156820), (1316, 117615), (1410, 109774), (1645, 94092), (1974, 78410), (2820, 54887), (3290, 47046), (3948, 39205), (4935, 31364), (6580, 23523), (7841, 19740), (9870, 15682)]