280672385476

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^2\times {\mathrm{641}}^1\times {\mathrm{11423}}^1$

素因数の和:12149

約数の個数: 72

約数和(自身を含む): 577876916736

約数和(自身を除く): 297204531260

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 518, 641, 1036, 1282, 1369, 2564, 2738, 4487, 5476, 8974, 9583, 11423, 17948, 19166, 22846, 23717, 38332, 45692, 47434, 79961, 94868, 159922, 166019, 319844, 332038, 422651, 664076, 845302, 877529, 1690604, 1755058, 2958557, 3510116, 5917114, 6142703, 7322143, 11834228, 12285406, 14644286, 15638087, 24570812, 29288572, 31276174, 51255001, 62552348, 102510002, 109466609, 205020004, 218933218, 270919291, 437866436, 541838582, 1083677164, 1896435037, 3792870074, 7585740148, 10024013767, 20048027534, 40096055068, 70168096369, 140336192738, 280672385476]

約数ペア:

[(1, 280672385476), (2, 140336192738), (4, 70168096369), (7, 40096055068), (14, 20048027534), (28, 10024013767), (37, 7585740148), (74, 3792870074), (148, 1896435037), (259, 1083677164), (518, 541838582), (641, 437866436), (1036, 270919291), (1282, 218933218), (1369, 205020004), (2564, 109466609), (2738, 102510002), (4487, 62552348), (5476, 51255001), (8974, 31276174), (9583, 29288572), (11423, 24570812), (17948, 15638087), (19166, 14644286), (22846, 12285406), (23717, 11834228), (38332, 7322143), (45692, 6142703), (47434, 5917114), (79961, 3510116), (94868, 2958557), (159922, 1755058), (166019, 1690604), (319844, 877529), (332038, 845302), (422651, 664076)]