15121760

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{3259}}^1$

素因数の和:3303

約数の個数: 48

約数和(自身を含む): 36968400

約数和(自身を除く): 21846640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 80, 116, 145, 160, 232, 290, 464, 580, 928, 1160, 2320, 3259, 4640, 6518, 13036, 16295, 26072, 32590, 52144, 65180, 94511, 104288, 130360, 189022, 260720, 378044, 472555, 521440, 756088, 945110, 1512176, 1890220, 3024352, 3780440, 7560880, 15121760]

約数ペア:

[(1, 15121760), (2, 7560880), (4, 3780440), (5, 3024352), (8, 1890220), (10, 1512176), (16, 945110), (20, 756088), (29, 521440), (32, 472555), (40, 378044), (58, 260720), (80, 189022), (116, 130360), (145, 104288), (160, 94511), (232, 65180), (290, 52144), (464, 32590), (580, 26072), (928, 16295), (1160, 13036), (2320, 6518), (3259, 4640)]