80593020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{1151}}^1$

素因数の和:1555

約数の個数: 72

約数和(自身を含む): 245306880

約数和(自身を除く): 164713860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 389, 778, 1151, 1167, 1556, 1945, 2302, 2334, 3453, 3501, 3890, 4604, 4668, 5755, 5835, 6906, 7002, 7780, 10359, 11510, 11670, 13812, 14004, 17265, 17505, 20718, 23020, 23340, 34530, 35010, 41436, 51795, 69060, 70020, 103590, 207180, 447739, 895478, 1343217, 1790956, 2238695, 2686434, 4029651, 4477390, 5372868, 6716085, 8059302, 8954780, 13432170, 16118604, 20148255, 26864340, 40296510, 80593020]

約数ペア:

[(1, 80593020), (2, 40296510), (3, 26864340), (4, 20148255), (5, 16118604), (6, 13432170), (9, 8954780), (10, 8059302), (12, 6716085), (15, 5372868), (18, 4477390), (20, 4029651), (30, 2686434), (36, 2238695), (45, 1790956), (60, 1343217), (90, 895478), (180, 447739), (389, 207180), (778, 103590), (1151, 70020), (1167, 69060), (1556, 51795), (1945, 41436), (2302, 35010), (2334, 34530), (3453, 23340), (3501, 23020), (3890, 20718), (4604, 17505), (4668, 17265), (5755, 14004), (5835, 13812), (6906, 11670), (7002, 11510), (7780, 10359)]