157747480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{5351}}^1$

素因数の和:5440

約数の個数: 64

約数和(自身を含む): 393050880

約数和(自身を除く): 235303400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 67, 88, 110, 134, 220, 268, 335, 440, 536, 670, 737, 1340, 1474, 2680, 2948, 3685, 5351, 5896, 7370, 10702, 14740, 21404, 26755, 29480, 42808, 53510, 58861, 107020, 117722, 214040, 235444, 294305, 358517, 470888, 588610, 717034, 1177220, 1434068, 1792585, 2354440, 2868136, 3585170, 3943687, 7170340, 7887374, 14340680, 15774748, 19718435, 31549496, 39436870, 78873740, 157747480]

約数ペア:

[(1, 157747480), (2, 78873740), (4, 39436870), (5, 31549496), (8, 19718435), (10, 15774748), (11, 14340680), (20, 7887374), (22, 7170340), (40, 3943687), (44, 3585170), (55, 2868136), (67, 2354440), (88, 1792585), (110, 1434068), (134, 1177220), (220, 717034), (268, 588610), (335, 470888), (440, 358517), (536, 294305), (670, 235444), (737, 214040), (1340, 117722), (1474, 107020), (2680, 58861), (2948, 53510), (3685, 42808), (5351, 29480), (5896, 26755), (7370, 21404), (10702, 14740)]