87891540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{133169}}^1$

素因数の和:133192

約数の個数: 48

約数和(自身を含む): 268470720

約数和(自身を除く): 180579180

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, 133169, 266338, 399507, 532676, 665845, 799014, 1331690, 1464859, 1598028, 1997535, 2663380, 2929718, 3995070, 4394577, 5859436, 7324295, 7990140, 8789154, 14648590, 17578308, 21972885, 29297180, 43945770, 87891540]

約数ペア:

[(1, 87891540), (2, 43945770), (3, 29297180), (4, 21972885), (5, 17578308), (6, 14648590), (10, 8789154), (11, 7990140), (12, 7324295), (15, 5859436), (20, 4394577), (22, 3995070), (30, 2929718), (33, 2663380), (44, 1997535), (55, 1598028), (60, 1464859), (66, 1331690), (110, 799014), (132, 665845), (165, 532676), (220, 399507), (330, 266338), (660, 133169)]