66884640

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{139343}}^1$

素因数の和:139361

約数の個数: 48

約数和(自身を含む): 210688128

約数和(自身を除く): 143803488

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 139343, 278686, 418029, 557372, 696715, 836058, 1114744, 1393430, 1672116, 2090145, 2229488, 2786860, 3344232, 4180290, 4458976, 5573720, 6688464, 8360580, 11147440, 13376928, 16721160, 22294880, 33442320, 66884640]

約数ペア:

[(1, 66884640), (2, 33442320), (3, 22294880), (4, 16721160), (5, 13376928), (6, 11147440), (8, 8360580), (10, 6688464), (12, 5573720), (15, 4458976), (16, 4180290), (20, 3344232), (24, 2786860), (30, 2229488), (32, 2090145), (40, 1672116), (48, 1393430), (60, 1114744), (80, 836058), (96, 696715), (120, 557372), (160, 418029), (240, 278686), (480, 139343)]