280808612

素因数分解:

$2^2\times 7^3\times {\mathrm{59}}^1\times {\mathrm{3469}}^1$

素因数の和:3553

約数の個数: 48

約数和(自身を含む): 582960000

約数和(自身を除く): 302151388

約数列:

[1, 2, 4, 7, 14, 28, 49, 59, 98, 118, 196, 236, 343, 413, 686, 826, 1372, 1652, 2891, 3469, 5782, 6938, 11564, 13876, 20237, 24283, 40474, 48566, 80948, 97132, 169981, 204671, 339962, 409342, 679924, 818684, 1189867, 1432697, 2379734, 2865394, 4759468, 5730788, 10028879, 20057758, 40115516, 70202153, 140404306, 280808612]

約数ペア:

[(1, 280808612), (2, 140404306), (4, 70202153), (7, 40115516), (14, 20057758), (28, 10028879), (49, 5730788), (59, 4759468), (98, 2865394), (118, 2379734), (196, 1432697), (236, 1189867), (343, 818684), (413, 679924), (686, 409342), (826, 339962), (1372, 204671), (1652, 169981), (2891, 97132), (3469, 80948), (5782, 48566), (6938, 40474), (11564, 24283), (13876, 20237)]