171752220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{829}}^1\times {\mathrm{1151}}^1$

素因数の和:1995

約数の個数: 72

約数和(自身を含む): 522063360

約数和(自身を除く): 350311140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 829, 1151, 1658, 2302, 2487, 3316, 3453, 4145, 4604, 4974, 5755, 6906, 7461, 8290, 9948, 10359, 11510, 12435, 13812, 14922, 16580, 17265, 20718, 23020, 24870, 29844, 34530, 37305, 41436, 49740, 51795, 69060, 74610, 103590, 149220, 207180, 954179, 1908358, 2862537, 3816716, 4770895, 5725074, 8587611, 9541790, 11450148, 14312685, 17175222, 19083580, 28625370, 34350444, 42938055, 57250740, 85876110, 171752220]

約数ペア:

[(1, 171752220), (2, 85876110), (3, 57250740), (4, 42938055), (5, 34350444), (6, 28625370), (9, 19083580), (10, 17175222), (12, 14312685), (15, 11450148), (18, 9541790), (20, 8587611), (30, 5725074), (36, 4770895), (45, 3816716), (60, 2862537), (90, 1908358), (180, 954179), (829, 207180), (1151, 149220), (1658, 103590), (2302, 74610), (2487, 69060), (3316, 51795), (3453, 49740), (4145, 41436), (4604, 37305), (4974, 34530), (5755, 29844), (6906, 24870), (7461, 23020), (8290, 20718), (9948, 17265), (10359, 16580), (11510, 14922), (12435, 13812)]