74390960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1871}}^1$

素因数の和:1962

約数の個数: 80

約数和(自身を含む): 200558592

約数和(自身を除く): 126167632

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 71, 80, 112, 140, 142, 280, 284, 355, 497, 560, 568, 710, 994, 1136, 1420, 1871, 1988, 2485, 2840, 3742, 3976, 4970, 5680, 7484, 7952, 9355, 9940, 13097, 14968, 18710, 19880, 26194, 29936, 37420, 39760, 52388, 65485, 74840, 104776, 130970, 132841, 149680, 209552, 261940, 265682, 523880, 531364, 664205, 929887, 1047760, 1062728, 1328410, 1859774, 2125456, 2656820, 3719548, 4649435, 5313640, 7439096, 9298870, 10627280, 14878192, 18597740, 37195480, 74390960]

約数ペア:

[(1, 74390960), (2, 37195480), (4, 18597740), (5, 14878192), (7, 10627280), (8, 9298870), (10, 7439096), (14, 5313640), (16, 4649435), (20, 3719548), (28, 2656820), (35, 2125456), (40, 1859774), (56, 1328410), (70, 1062728), (71, 1047760), (80, 929887), (112, 664205), (140, 531364), (142, 523880), (280, 265682), (284, 261940), (355, 209552), (497, 149680), (560, 132841), (568, 130970), (710, 104776), (994, 74840), (1136, 65485), (1420, 52388), (1871, 39760), (1988, 37420), (2485, 29936), (2840, 26194), (3742, 19880), (3976, 18710), (4970, 14968), (5680, 13097), (7484, 9940), (7952, 9355)]