256280208

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{2897}}^1$

素因数の和:3024

約数の個数: 80

約数和(自身を含む): 704329920

約数和(自身を除く): 448049712

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 97, 114, 152, 194, 228, 291, 304, 388, 456, 582, 776, 912, 1164, 1552, 1843, 2328, 2897, 3686, 4656, 5529, 5794, 7372, 8691, 11058, 11588, 14744, 17382, 22116, 23176, 29488, 34764, 44232, 46352, 55043, 69528, 88464, 110086, 139056, 165129, 220172, 281009, 330258, 440344, 562018, 660516, 843027, 880688, 1124036, 1321032, 1686054, 2248072, 2642064, 3372108, 4496144, 5339171, 6744216, 10678342, 13488432, 16017513, 21356684, 32035026, 42713368, 64070052, 85426736, 128140104, 256280208]

約数ペア:

[(1, 256280208), (2, 128140104), (3, 85426736), (4, 64070052), (6, 42713368), (8, 32035026), (12, 21356684), (16, 16017513), (19, 13488432), (24, 10678342), (38, 6744216), (48, 5339171), (57, 4496144), (76, 3372108), (97, 2642064), (114, 2248072), (152, 1686054), (194, 1321032), (228, 1124036), (291, 880688), (304, 843027), (388, 660516), (456, 562018), (582, 440344), (776, 330258), (912, 281009), (1164, 220172), (1552, 165129), (1843, 139056), (2328, 110086), (2897, 88464), (3686, 69528), (4656, 55043), (5529, 46352), (5794, 44232), (7372, 34764), (8691, 29488), (11058, 23176), (11588, 22116), (14744, 17382)]