17979660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{1693}}^1$

素因数の和:1767

約数の個数: 72

約数和(自身を含む): 55495440

約数和(自身を除く): 37515780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 59, 60, 90, 118, 177, 180, 236, 295, 354, 531, 590, 708, 885, 1062, 1180, 1693, 1770, 2124, 2655, 3386, 3540, 5079, 5310, 6772, 8465, 10158, 10620, 15237, 16930, 20316, 25395, 30474, 33860, 50790, 60948, 76185, 99887, 101580, 152370, 199774, 299661, 304740, 399548, 499435, 599322, 898983, 998870, 1198644, 1498305, 1797966, 1997740, 2996610, 3595932, 4494915, 5993220, 8989830, 17979660]

約数ペア:

[(1, 17979660), (2, 8989830), (3, 5993220), (4, 4494915), (5, 3595932), (6, 2996610), (9, 1997740), (10, 1797966), (12, 1498305), (15, 1198644), (18, 998870), (20, 898983), (30, 599322), (36, 499435), (45, 399548), (59, 304740), (60, 299661), (90, 199774), (118, 152370), (177, 101580), (180, 99887), (236, 76185), (295, 60948), (354, 50790), (531, 33860), (590, 30474), (708, 25395), (885, 20316), (1062, 16930), (1180, 15237), (1693, 10620), (1770, 10158), (2124, 8465), (2655, 6772), (3386, 5310), (3540, 5079)]