215591090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{1409}}^1$

素因数の和:1547

約数の個数: 64

約数和(自身を含む): 460494720

約数和(自身を除く): 244903630

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 107, 110, 130, 143, 214, 286, 535, 715, 1070, 1177, 1391, 1409, 1430, 2354, 2782, 2818, 5885, 6955, 7045, 11770, 13910, 14090, 15301, 15499, 18317, 30602, 30998, 36634, 76505, 77495, 91585, 150763, 153010, 154990, 183170, 201487, 301526, 402974, 753815, 1007435, 1507630, 1658393, 1959919, 2014870, 3316786, 3919838, 8291965, 9799595, 16583930, 19599190, 21559109, 43118218, 107795545, 215591090]

約数ペア:

[(1, 215591090), (2, 107795545), (5, 43118218), (10, 21559109), (11, 19599190), (13, 16583930), (22, 9799595), (26, 8291965), (55, 3919838), (65, 3316786), (107, 2014870), (110, 1959919), (130, 1658393), (143, 1507630), (214, 1007435), (286, 753815), (535, 402974), (715, 301526), (1070, 201487), (1177, 183170), (1391, 154990), (1409, 153010), (1430, 150763), (2354, 91585), (2782, 77495), (2818, 76505), (5885, 36634), (6955, 30998), (7045, 30602), (11770, 18317), (13910, 15499), (14090, 15301)]