28163880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{78233}}^1$

素因数の和:78250

約数の個数: 48

約数和(自身を含む): 91533780

約数和(自身を除く): 63369900

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 78233, 156466, 234699, 312932, 391165, 469398, 625864, 704097, 782330, 938796, 1173495, 1408194, 1564660, 1877592, 2346990, 2816388, 3129320, 3520485, 4693980, 5632776, 7040970, 9387960, 14081940, 28163880]

約数ペア:

[(1, 28163880), (2, 14081940), (3, 9387960), (4, 7040970), (5, 5632776), (6, 4693980), (8, 3520485), (9, 3129320), (10, 2816388), (12, 2346990), (15, 1877592), (18, 1564660), (20, 1408194), (24, 1173495), (30, 938796), (36, 782330), (40, 704097), (45, 625864), (60, 469398), (72, 391165), (90, 312932), (120, 234699), (180, 156466), (360, 78233)]