27697740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{9421}}^1$

素因数の和:9447

約数の個数: 72

約数和(自身を含む): 90225072

約数和(自身を除く): 62527332

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, 9421, 18842, 28263, 37684, 47105, 56526, 65947, 94210, 113052, 131894, 141315, 188420, 197841, 263788, 282630, 329735, 395682, 461629, 565260, 659470, 791364, 923258, 989205, 1318940, 1384887, 1846516, 1978410, 2308145, 2769774, 3956820, 4616290, 5539548, 6924435, 9232580, 13848870, 27697740]

約数ペア:

[(1, 27697740), (2, 13848870), (3, 9232580), (4, 6924435), (5, 5539548), (6, 4616290), (7, 3956820), (10, 2769774), (12, 2308145), (14, 1978410), (15, 1846516), (20, 1384887), (21, 1318940), (28, 989205), (30, 923258), (35, 791364), (42, 659470), (49, 565260), (60, 461629), (70, 395682), (84, 329735), (98, 282630), (105, 263788), (140, 197841), (147, 188420), (196, 141315), (210, 131894), (245, 113052), (294, 94210), (420, 65947), (490, 56526), (588, 47105), (735, 37684), (980, 28263), (1470, 18842), (2940, 9421)]