79341780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{26987}}^1$

素因数の和:27013

約数の個数: 72

約数和(自身を含む): 258437088

約数和(自身を除く): 179095308

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 26987, 53974, 80961, 107948, 134935, 161922, 188909, 269870, 323844, 377818, 404805, 539740, 566727, 755636, 809610, 944545, 1133454, 1322363, 1619220, 1889090, 2266908, 2644726, 2833635, 3778180, 3967089, 5289452, 5667270, 6611815, 7934178, 11334540, 13223630, 15868356, 19835445, 26447260, 39670890, 79341780]

約数ペア:

[(1, 79341780), (2, 39670890), (3, 26447260), (4, 19835445), (5, 15868356), (6, 13223630), (7, 11334540), (10, 7934178), (12, 6611815), (14, 5667270), (15, 5289452), (20, 3967089), (21, 3778180), (28, 2833635), (30, 2644726), (35, 2266908), (42, 1889090), (49, 1619220), (60, 1322363), (70, 1133454), (84, 944545), (98, 809610), (105, 755636), (140, 566727), (147, 539740), (196, 404805), (210, 377818), (245, 323844), (294, 269870), (420, 188909), (490, 161922), (588, 134935), (735, 107948), (980, 80961), (1470, 53974), (2940, 26987)]