157415368

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{199}}^1$

素因数の和:406

約数の個数: 64

約数和(自身を含む): 330480000

約数和(自身を除く): 173064632

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 89, 101, 178, 199, 202, 356, 398, 404, 712, 796, 808, 979, 1111, 1592, 1958, 2189, 2222, 3916, 4378, 4444, 7832, 8756, 8888, 8989, 17512, 17711, 17978, 20099, 35422, 35956, 40198, 70844, 71912, 80396, 98879, 141688, 160792, 194821, 197758, 221089, 389642, 395516, 442178, 779284, 791032, 884356, 1558568, 1768712, 1788811, 3577622, 7155244, 14310488, 19676921, 39353842, 78707684, 157415368]

約数ペア:

[(1, 157415368), (2, 78707684), (4, 39353842), (8, 19676921), (11, 14310488), (22, 7155244), (44, 3577622), (88, 1788811), (89, 1768712), (101, 1558568), (178, 884356), (199, 791032), (202, 779284), (356, 442178), (398, 395516), (404, 389642), (712, 221089), (796, 197758), (808, 194821), (979, 160792), (1111, 141688), (1592, 98879), (1958, 80396), (2189, 71912), (2222, 70844), (3916, 40198), (4378, 35956), (4444, 35422), (7832, 20099), (8756, 17978), (8888, 17711), (8989, 17512)]