129489210

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{7949}}^1$

素因数の和:8143

約数の個数: 48

約数和(自身を含む): 338574600

約数和(自身を除く): 209085390

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 181, 362, 543, 905, 1086, 1629, 1810, 2715, 3258, 5430, 7949, 8145, 15898, 16290, 23847, 39745, 47694, 71541, 79490, 119235, 143082, 238470, 357705, 715410, 1438769, 2877538, 4316307, 7193845, 8632614, 12948921, 14387690, 21581535, 25897842, 43163070, 64744605, 129489210]

約数ペア:

[(1, 129489210), (2, 64744605), (3, 43163070), (5, 25897842), (6, 21581535), (9, 14387690), (10, 12948921), (15, 8632614), (18, 7193845), (30, 4316307), (45, 2877538), (90, 1438769), (181, 715410), (362, 357705), (543, 238470), (905, 143082), (1086, 119235), (1629, 79490), (1810, 71541), (2715, 47694), (3258, 39745), (5430, 23847), (7949, 16290), (8145, 15898)]