1381568640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{719567}}^1$

素因数の和:719589

約数の個数: 64

約数和(自身を含む): 4403756160

約数和(自身を除く): 3022187520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 719567, 1439134, 2158701, 2878268, 3597835, 4317402, 5756536, 7195670, 8634804, 10793505, 11513072, 14391340, 17269608, 21587010, 23026144, 28782680, 34539216, 43174020, 46052288, 57565360, 69078432, 86348040, 92104576, 115130720, 138156864, 172696080, 230261440, 276313728, 345392160, 460522880, 690784320, 1381568640]

約数ペア:

[(1, 1381568640), (2, 690784320), (3, 460522880), (4, 345392160), (5, 276313728), (6, 230261440), (8, 172696080), (10, 138156864), (12, 115130720), (15, 92104576), (16, 86348040), (20, 69078432), (24, 57565360), (30, 46052288), (32, 43174020), (40, 34539216), (48, 28782680), (60, 23026144), (64, 21587010), (80, 17269608), (96, 14391340), (120, 11513072), (128, 10793505), (160, 8634804), (192, 7195670), (240, 5756536), (320, 4317402), (384, 3597835), (480, 2878268), (640, 2158701), (960, 1439134), (1920, 719567)]