205184640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{106867}}^1$

素因数の和:106889

約数の個数: 64

約数和(自身を含む): 654032160

約数和(自身を除く): 448847520

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, 106867, 213734, 320601, 427468, 534335, 641202, 854936, 1068670, 1282404, 1603005, 1709872, 2137340, 2564808, 3206010, 3419744, 4274680, 5129616, 6412020, 6839488, 8549360, 10259232, 12824040, 13678976, 17098720, 20518464, 25648080, 34197440, 41036928, 51296160, 68394880, 102592320, 205184640]

約数ペア:

[(1, 205184640), (2, 102592320), (3, 68394880), (4, 51296160), (5, 41036928), (6, 34197440), (8, 25648080), (10, 20518464), (12, 17098720), (15, 13678976), (16, 12824040), (20, 10259232), (24, 8549360), (30, 6839488), (32, 6412020), (40, 5129616), (48, 4274680), (60, 3419744), (64, 3206010), (80, 2564808), (96, 2137340), (120, 1709872), (128, 1603005), (160, 1282404), (192, 1068670), (240, 854936), (320, 641202), (384, 534335), (480, 427468), (640, 320601), (960, 213734), (1920, 106867)]