245865780

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{151769}}^1$

素因数の和:151790

約数の個数: 60

約数和(自身を含む): 771295140

約数和(自身を除く): 525429360

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, 151769, 303538, 455307, 607076, 758845, 910614, 1365921, 1517690, 1821228, 2276535, 2731842, 3035380, 4097763, 4553070, 5463684, 6829605, 8195526, 9106140, 12293289, 13659210, 16391052, 20488815, 24586578, 27318420, 40977630, 49173156, 61466445, 81955260, 122932890, 245865780]

約数ペア:

[(1, 245865780), (2, 122932890), (3, 81955260), (4, 61466445), (5, 49173156), (6, 40977630), (9, 27318420), (10, 24586578), (12, 20488815), (15, 16391052), (18, 13659210), (20, 12293289), (27, 9106140), (30, 8195526), (36, 6829605), (45, 5463684), (54, 4553070), (60, 4097763), (81, 3035380), (90, 2731842), (108, 2276535), (135, 1821228), (162, 1517690), (180, 1365921), (270, 910614), (324, 758845), (405, 607076), (540, 455307), (810, 303538), (1620, 151769)]