15700740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23789}}^1$

素因数の和:23812

約数の個数: 48

約数和(自身を含む): 47960640

約数和(自身を除く): 32259900

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 23789, 47578, 71367, 95156, 118945, 142734, 237890, 261679, 285468, 356835, 475780, 523358, 713670, 785037, 1046716, 1308395, 1427340, 1570074, 2616790, 3140148, 3925185, 5233580, 7850370, 15700740]

約数ペア:

[(1, 15700740), (2, 7850370), (3, 5233580), (4, 3925185), (5, 3140148), (6, 2616790), (10, 1570074), (11, 1427340), (12, 1308395), (15, 1046716), (20, 785037), (22, 713670), (30, 523358), (33, 475780), (44, 356835), (55, 285468), (60, 261679), (66, 237890), (110, 142734), (132, 118945), (165, 95156), (220, 71367), (330, 47578), (660, 23789)]