64320660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{11527}}^1$

素因数の和:11573

約数の個数: 72

約数和(自身を含む): 201417216

約数和(自身を除く): 137096556

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 11527, 23054, 34581, 46108, 57635, 69162, 103743, 115270, 138324, 172905, 207486, 230540, 345810, 357337, 414972, 518715, 691620, 714674, 1037430, 1072011, 1429348, 1786685, 2074860, 2144022, 3216033, 3573370, 4288044, 5360055, 6432066, 7146740, 10720110, 12864132, 16080165, 21440220, 32160330, 64320660]

約数ペア:

[(1, 64320660), (2, 32160330), (3, 21440220), (4, 16080165), (5, 12864132), (6, 10720110), (9, 7146740), (10, 6432066), (12, 5360055), (15, 4288044), (18, 3573370), (20, 3216033), (30, 2144022), (31, 2074860), (36, 1786685), (45, 1429348), (60, 1072011), (62, 1037430), (90, 714674), (93, 691620), (124, 518715), (155, 414972), (180, 357337), (186, 345810), (279, 230540), (310, 207486), (372, 172905), (465, 138324), (558, 115270), (620, 103743), (930, 69162), (1116, 57635), (1395, 46108), (1860, 34581), (2790, 23054), (5580, 11527)]