256920132

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{179}}^1\times {\mathrm{2441}}^1$

素因数の和:2641

約数の個数: 72

約数和(自身を含む): 701537760

約数和(自身を除く): 444617628

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 179, 196, 294, 358, 537, 588, 716, 1074, 1253, 2148, 2441, 2506, 3759, 4882, 5012, 7323, 7518, 8771, 9764, 14646, 15036, 17087, 17542, 26313, 29292, 34174, 35084, 51261, 52626, 68348, 102522, 105252, 119609, 205044, 239218, 358827, 436939, 478436, 717654, 873878, 1310817, 1435308, 1747756, 2621634, 3058573, 5243268, 6117146, 9175719, 12234292, 18351438, 21410011, 36702876, 42820022, 64230033, 85640044, 128460066, 256920132]

約数ペア:

[(1, 256920132), (2, 128460066), (3, 85640044), (4, 64230033), (6, 42820022), (7, 36702876), (12, 21410011), (14, 18351438), (21, 12234292), (28, 9175719), (42, 6117146), (49, 5243268), (84, 3058573), (98, 2621634), (147, 1747756), (179, 1435308), (196, 1310817), (294, 873878), (358, 717654), (537, 478436), (588, 436939), (716, 358827), (1074, 239218), (1253, 205044), (2148, 119609), (2441, 105252), (2506, 102522), (3759, 68348), (4882, 52626), (5012, 51261), (7323, 35084), (7518, 34174), (8771, 29292), (9764, 26313), (14646, 17542), (15036, 17087)]