749237440

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{673}}^1$

素因数の和:775

約数の個数: 168

約数和(自身を含む): 2107765152

約数和(自身を除く): 1358527712

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 71, 80, 98, 112, 140, 142, 160, 196, 224, 245, 280, 284, 320, 355, 392, 448, 490, 497, 560, 568, 673, 710, 784, 980, 994, 1120, 1136, 1346, 1420, 1568, 1960, 1988, 2240, 2272, 2485, 2692, 2840, 3136, 3365, 3479, 3920, 3976, 4544, 4711, 4970, 5384, 5680, 6730, 6958, 7840, 7952, 9422, 9940, 10768, 11360, 13460, 13916, 15680, 15904, 17395, 18844, 19880, 21536, 22720, 23555, 26920, 27832, 31808, 32977, 34790, 37688, 39760, 43072, 47110, 47783, 53840, 55664, 65954, 69580, 75376, 79520, 94220, 95566, 107680, 111328, 131908, 139160, 150752, 159040, 164885, 188440, 191132, 215360, 222656, 238915, 263816, 278320, 301504, 329770, 334481, 376880, 382264, 477830, 527632, 556640, 659540, 668962, 753760, 764528, 955660, 1055264, 1113280, 1319080, 1337924, 1507520, 1529056, 1672405, 1911320, 2110528, 2341367, 2638160, 2675848, 3058112, 3344810, 3822640, 4682734, 5276320, 5351696, 6689620, 7645280, 9365468, 10552640, 10703392, 11706835, 13379240, 15290560, 18730936, 21406784, 23413670, 26758480, 37461872, 46827340, 53516960, 74923744, 93654680, 107033920, 149847488, 187309360, 374618720, 749237440]

約数ペア:

[(1, 749237440), (2, 374618720), (4, 187309360), (5, 149847488), (7, 107033920), (8, 93654680), (10, 74923744), (14, 53516960), (16, 46827340), (20, 37461872), (28, 26758480), (32, 23413670), (35, 21406784), (40, 18730936), (49, 15290560), (56, 13379240), (64, 11706835), (70, 10703392), (71, 10552640), (80, 9365468), (98, 7645280), (112, 6689620), (140, 5351696), (142, 5276320), (160, 4682734), (196, 3822640), (224, 3344810), (245, 3058112), (280, 2675848), (284, 2638160), (320, 2341367), (355, 2110528), (392, 1911320), (448, 1672405), (490, 1529056), (497, 1507520), (560, 1337924), (568, 1319080), (673, 1113280), (710, 1055264), (784, 955660), (980, 764528), (994, 753760), (1120, 668962), (1136, 659540), (1346, 556640), (1420, 527632), (1568, 477830), (1960, 382264), (1988, 376880), (2240, 334481), (2272, 329770), (2485, 301504), (2692, 278320), (2840, 263816), (3136, 238915), (3365, 222656), (3479, 215360), (3920, 191132), (3976, 188440), (4544, 164885), (4711, 159040), (4970, 150752), (5384, 139160), (5680, 131908), (6730, 111328), (6958, 107680), (7840, 95566), (7952, 94220), (9422, 79520), (9940, 75376), (10768, 69580), (11360, 65954), (13460, 55664), (13916, 53840), (15680, 47783), (15904, 47110), (17395, 43072), (18844, 39760), (19880, 37688), (21536, 34790), (22720, 32977), (23555, 31808), (26920, 27832)]