249513210

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{308041}}^1$

素因数の和:308060

約数の個数: 40

約数和(自身を含む): 670915476

約数和(自身を除く): 421402266

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 308041, 616082, 924123, 1540205, 1848246, 2772369, 3080410, 4620615, 5544738, 8317107, 9241230, 13861845, 16634214, 24951321, 27723690, 41585535, 49902642, 83171070, 124756605, 249513210]

約数ペア:

[(1, 249513210), (2, 124756605), (3, 83171070), (5, 49902642), (6, 41585535), (9, 27723690), (10, 24951321), (15, 16634214), (18, 13861845), (27, 9241230), (30, 8317107), (45, 5544738), (54, 4620615), (81, 3080410), (90, 2772369), (135, 1848246), (162, 1540205), (270, 924123), (405, 616082), (810, 308041)]