157843480

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{4637}}^1$

素因数の和:4708

約数の個数: 64

約数和(自身を含む): 380687040

約数和(自身を除く): 222843560

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 37, 40, 46, 74, 92, 115, 148, 184, 185, 230, 296, 370, 460, 740, 851, 920, 1480, 1702, 3404, 4255, 4637, 6808, 8510, 9274, 17020, 18548, 23185, 34040, 37096, 46370, 92740, 106651, 171569, 185480, 213302, 343138, 426604, 533255, 686276, 853208, 857845, 1066510, 1372552, 1715690, 2133020, 3431380, 3946087, 4266040, 6862760, 7892174, 15784348, 19730435, 31568696, 39460870, 78921740, 157843480]

約数ペア:

[(1, 157843480), (2, 78921740), (4, 39460870), (5, 31568696), (8, 19730435), (10, 15784348), (20, 7892174), (23, 6862760), (37, 4266040), (40, 3946087), (46, 3431380), (74, 2133020), (92, 1715690), (115, 1372552), (148, 1066510), (184, 857845), (185, 853208), (230, 686276), (296, 533255), (370, 426604), (460, 343138), (740, 213302), (851, 185480), (920, 171569), (1480, 106651), (1702, 92740), (3404, 46370), (4255, 37096), (4637, 34040), (6808, 23185), (8510, 18548), (9274, 17020)]