840169128

素因数分解:

$2^3\times 3^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1\times {\mathrm{2063}}^1$

素因数の和:2382

約数の個数: 64

約数和(自身を含む): 2139955200

約数和(自身を除く): 1299786072

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 71, 142, 213, 239, 284, 426, 478, 568, 717, 852, 956, 1434, 1704, 1912, 2063, 2868, 4126, 5736, 6189, 8252, 12378, 16504, 16969, 24756, 33938, 49512, 50907, 67876, 101814, 135752, 146473, 203628, 292946, 407256, 439419, 493057, 585892, 878838, 986114, 1171784, 1479171, 1757676, 1972228, 2958342, 3515352, 3944456, 5916684, 11833368, 35007047, 70014094, 105021141, 140028188, 210042282, 280056376, 420084564, 840169128]

約数ペア:

[(1, 840169128), (2, 420084564), (3, 280056376), (4, 210042282), (6, 140028188), (8, 105021141), (12, 70014094), (24, 35007047), (71, 11833368), (142, 5916684), (213, 3944456), (239, 3515352), (284, 2958342), (426, 1972228), (478, 1757676), (568, 1479171), (717, 1171784), (852, 986114), (956, 878838), (1434, 585892), (1704, 493057), (1912, 439419), (2063, 407256), (2868, 292946), (4126, 203628), (5736, 146473), (6189, 135752), (8252, 101814), (12378, 67876), (16504, 50907), (16969, 49512), (24756, 33938)]