240664215

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{23911}}^1$

素因数の和:23991

約数の個数: 32

約数和(自身を含む): 426972672

約数和(自身を除く): 186308457

約数列:

[1, 3, 5, 11, 15, 33, 55, 61, 165, 183, 305, 671, 915, 2013, 3355, 10065, 23911, 71733, 119555, 263021, 358665, 789063, 1315105, 1458571, 3945315, 4375713, 7292855, 16044281, 21878565, 48132843, 80221405, 240664215]

約数ペア:

[(1, 240664215), (3, 80221405), (5, 48132843), (11, 21878565), (15, 16044281), (33, 7292855), (55, 4375713), (61, 3945315), (165, 1458571), (183, 1315105), (305, 789063), (671, 358665), (915, 263021), (2013, 119555), (3355, 71733), (10065, 23911)]