660362248

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1009}}^1$

素因数の和:1095

約数の個数: 128

約数和(自身を含む): 1628928000

約数和(自身を除く): 968565752

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 29, 31, 52, 56, 58, 62, 91, 104, 116, 124, 182, 203, 217, 232, 248, 364, 377, 403, 406, 434, 728, 754, 806, 812, 868, 899, 1009, 1508, 1612, 1624, 1736, 1798, 2018, 2639, 2821, 3016, 3224, 3596, 4036, 5278, 5642, 6293, 7063, 7192, 8072, 10556, 11284, 11687, 12586, 13117, 14126, 21112, 22568, 23374, 25172, 26234, 28252, 29261, 31279, 46748, 50344, 52468, 56504, 58522, 62558, 81809, 91819, 93496, 104936, 117044, 125116, 163618, 183638, 204827, 218953, 234088, 250232, 327236, 367276, 380393, 406627, 409654, 437906, 654472, 734552, 760786, 813254, 819308, 875812, 907091, 1521572, 1626508, 1638616, 1751624, 1814182, 2662751, 2846389, 3043144, 3253016, 3628364, 5325502, 5692778, 6349637, 7256728, 10651004, 11385556, 11792183, 12699274, 21302008, 22771112, 23584366, 25398548, 47168732, 50797096, 82545281, 94337464, 165090562, 330181124, 660362248]

約数ペア:

[(1, 660362248), (2, 330181124), (4, 165090562), (7, 94337464), (8, 82545281), (13, 50797096), (14, 47168732), (26, 25398548), (28, 23584366), (29, 22771112), (31, 21302008), (52, 12699274), (56, 11792183), (58, 11385556), (62, 10651004), (91, 7256728), (104, 6349637), (116, 5692778), (124, 5325502), (182, 3628364), (203, 3253016), (217, 3043144), (232, 2846389), (248, 2662751), (364, 1814182), (377, 1751624), (403, 1638616), (406, 1626508), (434, 1521572), (728, 907091), (754, 875812), (806, 819308), (812, 813254), (868, 760786), (899, 734552), (1009, 654472), (1508, 437906), (1612, 409654), (1624, 406627), (1736, 380393), (1798, 367276), (2018, 327236), (2639, 250232), (2821, 234088), (3016, 218953), (3224, 204827), (3596, 183638), (4036, 163618), (5278, 125116), (5642, 117044), (6293, 104936), (7063, 93496), (7192, 91819), (8072, 81809), (10556, 62558), (11284, 58522), (11687, 56504), (12586, 52468), (13117, 50344), (14126, 46748), (21112, 31279), (22568, 29261), (23374, 28252), (25172, 26234)]