64464540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{153487}}^1$

素因数の和:153506

約数の個数: 48

約数和(自身を含む): 206287872

約数和(自身を除く): 141823332

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 153487, 306974, 460461, 613948, 767435, 920922, 1074409, 1534870, 1841844, 2148818, 2302305, 3069740, 3223227, 4297636, 4604610, 5372045, 6446454, 9209220, 10744090, 12892908, 16116135, 21488180, 32232270, 64464540]

約数ペア:

[(1, 64464540), (2, 32232270), (3, 21488180), (4, 16116135), (5, 12892908), (6, 10744090), (7, 9209220), (10, 6446454), (12, 5372045), (14, 4604610), (15, 4297636), (20, 3223227), (21, 3069740), (28, 2302305), (30, 2148818), (35, 1841844), (42, 1534870), (60, 1074409), (70, 920922), (84, 767435), (105, 613948), (140, 460461), (210, 306974), (420, 153487)]