81856140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{29027}}^1$

素因数の和:29086

約数の個数: 48

約数和(自身を含む): 234081792

約数和(自身を除く): 152225652

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 94, 141, 188, 235, 282, 470, 564, 705, 940, 1410, 2820, 29027, 58054, 87081, 116108, 145135, 174162, 290270, 348324, 435405, 580540, 870810, 1364269, 1741620, 2728538, 4092807, 5457076, 6821345, 8185614, 13642690, 16371228, 20464035, 27285380, 40928070, 81856140]

約数ペア:

[(1, 81856140), (2, 40928070), (3, 27285380), (4, 20464035), (5, 16371228), (6, 13642690), (10, 8185614), (12, 6821345), (15, 5457076), (20, 4092807), (30, 2728538), (47, 1741620), (60, 1364269), (94, 870810), (141, 580540), (188, 435405), (235, 348324), (282, 290270), (470, 174162), (564, 145135), (705, 116108), (940, 87081), (1410, 58054), (2820, 29027)]