678558636

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{241}}^1\times {\mathrm{11173}}^1$

素因数の和:11431

約数の個数: 72

約数和(自身を含む): 1968590624

約数和(自身を除く): 1290031988

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 241, 252, 482, 723, 964, 1446, 1687, 2169, 2892, 3374, 4338, 5061, 6748, 8676, 10122, 11173, 15183, 20244, 22346, 30366, 33519, 44692, 60732, 67038, 78211, 100557, 134076, 156422, 201114, 234633, 312844, 402228, 469266, 703899, 938532, 1407798, 2692693, 2815596, 5385386, 8078079, 10770772, 16156158, 18848851, 24234237, 32312316, 37697702, 48468474, 56546553, 75395404, 96936948, 113093106, 169639659, 226186212, 339279318, 678558636]

約数ペア:

[(1, 678558636), (2, 339279318), (3, 226186212), (4, 169639659), (6, 113093106), (7, 96936948), (9, 75395404), (12, 56546553), (14, 48468474), (18, 37697702), (21, 32312316), (28, 24234237), (36, 18848851), (42, 16156158), (63, 10770772), (84, 8078079), (126, 5385386), (241, 2815596), (252, 2692693), (482, 1407798), (723, 938532), (964, 703899), (1446, 469266), (1687, 402228), (2169, 312844), (2892, 234633), (3374, 201114), (4338, 156422), (5061, 134076), (6748, 100557), (8676, 78211), (10122, 67038), (11173, 60732), (15183, 44692), (20244, 33519), (22346, 30366)]