331399840

素因数分解:

$2^5\times 5^1\times {\mathrm{149}}^1\times {\mathrm{13901}}^1$

素因数の和:14065

約数の個数: 48

約数和(自身を含む): 788243400

約数和(自身を除く): 456843560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 149, 160, 298, 596, 745, 1192, 1490, 2384, 2980, 4768, 5960, 11920, 13901, 23840, 27802, 55604, 69505, 111208, 139010, 222416, 278020, 444832, 556040, 1112080, 2071249, 2224160, 4142498, 8284996, 10356245, 16569992, 20712490, 33139984, 41424980, 66279968, 82849960, 165699920, 331399840]

約数ペア:

[(1, 331399840), (2, 165699920), (4, 82849960), (5, 66279968), (8, 41424980), (10, 33139984), (16, 20712490), (20, 16569992), (32, 10356245), (40, 8284996), (80, 4142498), (149, 2224160), (160, 2071249), (298, 1112080), (596, 556040), (745, 444832), (1192, 278020), (1490, 222416), (2384, 139010), (2980, 111208), (4768, 69505), (5960, 55604), (11920, 27802), (13901, 23840)]