665542472

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^2\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:307

約数の個数: 96

約数和(自身を含む): 1501416000

約数和(自身を除く): 835873528

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 83, 124, 149, 166, 217, 248, 298, 332, 434, 581, 596, 664, 868, 961, 1043, 1162, 1192, 1736, 1922, 2086, 2324, 2573, 3844, 4172, 4619, 4648, 5146, 6727, 7688, 8344, 9238, 10292, 12367, 13454, 18011, 18476, 20584, 24734, 26908, 32333, 36022, 36952, 49468, 53816, 64666, 72044, 79763, 86569, 98936, 129332, 143189, 144088, 159526, 173138, 258664, 286378, 319052, 346276, 383377, 558341, 572756, 638104, 692552, 766754, 1002323, 1116682, 1145512, 1533508, 2004646, 2233364, 2683639, 3067016, 4009292, 4466728, 5367278, 8018584, 10734556, 11884687, 21469112, 23769374, 47538748, 83192809, 95077496, 166385618, 332771236, 665542472]

約数ペア:

[(1, 665542472), (2, 332771236), (4, 166385618), (7, 95077496), (8, 83192809), (14, 47538748), (28, 23769374), (31, 21469112), (56, 11884687), (62, 10734556), (83, 8018584), (124, 5367278), (149, 4466728), (166, 4009292), (217, 3067016), (248, 2683639), (298, 2233364), (332, 2004646), (434, 1533508), (581, 1145512), (596, 1116682), (664, 1002323), (868, 766754), (961, 692552), (1043, 638104), (1162, 572756), (1192, 558341), (1736, 383377), (1922, 346276), (2086, 319052), (2324, 286378), (2573, 258664), (3844, 173138), (4172, 159526), (4619, 144088), (4648, 143189), (5146, 129332), (6727, 98936), (7688, 86569), (8344, 79763), (9238, 72044), (10292, 64666), (12367, 53816), (13454, 49468), (18011, 36952), (18476, 36022), (20584, 32333), (24734, 26908)]