661585068

素因数分解:

$2^2\times 3^2\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{2663}}^1$

素因数の和:2843

約数の個数: 72

約数和(自身を含む): 1714422528

約数和(自身を除く): 1052837460

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 67, 103, 134, 201, 206, 268, 309, 402, 412, 603, 618, 804, 927, 1206, 1236, 1854, 2412, 2663, 3708, 5326, 6901, 7989, 10652, 13802, 15978, 20703, 23967, 27604, 31956, 41406, 47934, 62109, 82812, 95868, 124218, 178421, 248436, 274289, 356842, 535263, 548578, 713684, 822867, 1070526, 1097156, 1605789, 1645734, 2141052, 2468601, 3211578, 3291468, 4937202, 6423156, 9874404, 18377363, 36754726, 55132089, 73509452, 110264178, 165396267, 220528356, 330792534, 661585068]

約数ペア:

[(1, 661585068), (2, 330792534), (3, 220528356), (4, 165396267), (6, 110264178), (9, 73509452), (12, 55132089), (18, 36754726), (36, 18377363), (67, 9874404), (103, 6423156), (134, 4937202), (201, 3291468), (206, 3211578), (268, 2468601), (309, 2141052), (402, 1645734), (412, 1605789), (603, 1097156), (618, 1070526), (804, 822867), (927, 713684), (1206, 548578), (1236, 535263), (1854, 356842), (2412, 274289), (2663, 248436), (3708, 178421), (5326, 124218), (6901, 95868), (7989, 82812), (10652, 62109), (13802, 47934), (15978, 41406), (20703, 31956), (23967, 27604)]