15662829116

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{199}}^2$

素因数の和:603

約数の個数: 72

約数和(自身を含む): 30691347120

約数和(自身を除く): 15028518004

約数列:

[1, 2, 4, 11, 22, 44, 89, 101, 178, 199, 202, 356, 398, 404, 796, 979, 1111, 1958, 2189, 2222, 3916, 4378, 4444, 8756, 8989, 17711, 17978, 20099, 35422, 35956, 39601, 40198, 70844, 79202, 80396, 98879, 158404, 194821, 197758, 221089, 389642, 395516, 435611, 442178, 779284, 871222, 884356, 1742444, 1788811, 3524489, 3577622, 3999701, 7048978, 7155244, 7999402, 14097956, 15998804, 19676921, 38769379, 39353842, 43996711, 77538758, 78707684, 87993422, 155077516, 175986844, 355973389, 711946778, 1423893556, 3915707279, 7831414558, 15662829116]

約数ペア:

[(1, 15662829116), (2, 7831414558), (4, 3915707279), (11, 1423893556), (22, 711946778), (44, 355973389), (89, 175986844), (101, 155077516), (178, 87993422), (199, 78707684), (202, 77538758), (356, 43996711), (398, 39353842), (404, 38769379), (796, 19676921), (979, 15998804), (1111, 14097956), (1958, 7999402), (2189, 7155244), (2222, 7048978), (3916, 3999701), (4378, 3577622), (4444, 3524489), (8756, 1788811), (8989, 1742444), (17711, 884356), (17978, 871222), (20099, 779284), (35422, 442178), (35956, 435611), (39601, 395516), (40198, 389642), (70844, 221089), (79202, 197758), (80396, 194821), (98879, 158404)]