74929960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:227

約数の個数: 128

約数和(自身を含む): 202487040

約数和(自身を除く): 127557080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 56, 61, 70, 82, 107, 122, 140, 164, 205, 214, 244, 280, 287, 305, 328, 410, 427, 428, 488, 535, 574, 610, 749, 820, 854, 856, 1070, 1148, 1220, 1435, 1498, 1640, 1708, 2135, 2140, 2296, 2440, 2501, 2870, 2996, 3416, 3745, 4270, 4280, 4387, 5002, 5740, 5992, 6527, 7490, 8540, 8774, 10004, 11480, 12505, 13054, 14980, 17080, 17507, 17548, 20008, 21935, 25010, 26108, 29960, 30709, 32635, 35014, 35096, 43870, 45689, 50020, 52216, 61418, 65270, 70028, 87535, 87740, 91378, 100040, 122836, 130540, 140056, 153545, 175070, 175480, 182756, 228445, 245672, 261080, 267607, 307090, 350140, 365512, 456890, 535214, 614180, 700280, 913780, 1070428, 1228360, 1338035, 1827560, 1873249, 2140856, 2676070, 3746498, 5352140, 7492996, 9366245, 10704280, 14985992, 18732490, 37464980, 74929960]

約数ペア:

[(1, 74929960), (2, 37464980), (4, 18732490), (5, 14985992), (7, 10704280), (8, 9366245), (10, 7492996), (14, 5352140), (20, 3746498), (28, 2676070), (35, 2140856), (40, 1873249), (41, 1827560), (56, 1338035), (61, 1228360), (70, 1070428), (82, 913780), (107, 700280), (122, 614180), (140, 535214), (164, 456890), (205, 365512), (214, 350140), (244, 307090), (280, 267607), (287, 261080), (305, 245672), (328, 228445), (410, 182756), (427, 175480), (428, 175070), (488, 153545), (535, 140056), (574, 130540), (610, 122836), (749, 100040), (820, 91378), (854, 87740), (856, 87535), (1070, 70028), (1148, 65270), (1220, 61418), (1435, 52216), (1498, 50020), (1640, 45689), (1708, 43870), (2135, 35096), (2140, 35014), (2296, 32635), (2440, 30709), (2501, 29960), (2870, 26108), (2996, 25010), (3416, 21935), (3745, 20008), (4270, 17548), (4280, 17507), (4387, 17080), (5002, 14980), (5740, 13054), (5992, 12505), (6527, 11480), (7490, 10004), (8540, 8774)]