12857565780

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{7936769}}^1$

素因数の和:7936790

約数の個数: 60

約数和(自身を含む): 40334665140

約数和(自身を除く): 27477099360

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 7936769, 15873538, 23810307, 31747076, 39683845, 47620614, 71430921, 79367690, 95241228, 119051535, 142861842, 158735380, 214292763, 238103070, 285723684, 357154605, 428585526, 476206140, 642878289, 714309210, 857171052, 1071463815, 1285756578, 1428618420, 2142927630, 2571513156, 3214391445, 4285855260, 6428782890, 12857565780]

約数ペア:

[(1, 12857565780), (2, 6428782890), (3, 4285855260), (4, 3214391445), (5, 2571513156), (6, 2142927630), (9, 1428618420), (10, 1285756578), (12, 1071463815), (15, 857171052), (18, 714309210), (20, 642878289), (27, 476206140), (30, 428585526), (36, 357154605), (45, 285723684), (54, 238103070), (60, 214292763), (81, 158735380), (90, 142861842), (108, 119051535), (135, 95241228), (162, 79367690), (180, 71430921), (270, 47620614), (324, 39683845), (405, 31747076), (540, 23810307), (810, 15873538), (1620, 7936769)]