664574640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{2769061}}^1$

素因数の和:2769077

約数の個数: 40

約数和(自身を含む): 2060182128

約数和(自身を除く): 1395607488

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 2769061, 5538122, 8307183, 11076244, 13845305, 16614366, 22152488, 27690610, 33228732, 41535915, 44304976, 55381220, 66457464, 83071830, 110762440, 132914928, 166143660, 221524880, 332287320, 664574640]

約数ペア:

[(1, 664574640), (2, 332287320), (3, 221524880), (4, 166143660), (5, 132914928), (6, 110762440), (8, 83071830), (10, 66457464), (12, 55381220), (15, 44304976), (16, 41535915), (20, 33228732), (24, 27690610), (30, 22152488), (40, 16614366), (48, 13845305), (60, 11076244), (80, 8307183), (120, 5538122), (240, 2769061)]