220953584

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1$

素因数の和:310

約数の個数: 80

約数和(自身を含む): 466636800

約数和(自身を除く): 245683216

約数列:

[1, 2, 4, 8, 16, 19, 38, 59, 76, 97, 118, 127, 152, 194, 236, 254, 304, 388, 472, 508, 776, 944, 1016, 1121, 1552, 1843, 2032, 2242, 2413, 3686, 4484, 4826, 5723, 7372, 7493, 8968, 9652, 11446, 12319, 14744, 14986, 17936, 19304, 22892, 24638, 29488, 29972, 38608, 45784, 49276, 59944, 91568, 98552, 108737, 119888, 142367, 197104, 217474, 234061, 284734, 434948, 468122, 569468, 726821, 869896, 936244, 1138936, 1453642, 1739792, 1872488, 2277872, 2907284, 3744976, 5814568, 11629136, 13809599, 27619198, 55238396, 110476792, 220953584]

約数ペア:

[(1, 220953584), (2, 110476792), (4, 55238396), (8, 27619198), (16, 13809599), (19, 11629136), (38, 5814568), (59, 3744976), (76, 2907284), (97, 2277872), (118, 1872488), (127, 1739792), (152, 1453642), (194, 1138936), (236, 936244), (254, 869896), (304, 726821), (388, 569468), (472, 468122), (508, 434948), (776, 284734), (944, 234061), (1016, 217474), (1121, 197104), (1552, 142367), (1843, 119888), (2032, 108737), (2242, 98552), (2413, 91568), (3686, 59944), (4484, 49276), (4826, 45784), (5723, 38608), (7372, 29972), (7493, 29488), (8968, 24638), (9652, 22892), (11446, 19304), (12319, 17936), (14744, 14986)]