15382740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{449}}^1\times {\mathrm{571}}^1$

素因数の和:1032

約数の個数: 48

約数和(自身を含む): 43243200

約数和(自身を除く): 27860460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 449, 571, 898, 1142, 1347, 1713, 1796, 2245, 2284, 2694, 2855, 3426, 4490, 5388, 5710, 6735, 6852, 8565, 8980, 11420, 13470, 17130, 26940, 34260, 256379, 512758, 769137, 1025516, 1281895, 1538274, 2563790, 3076548, 3845685, 5127580, 7691370, 15382740]

約数ペア:

[(1, 15382740), (2, 7691370), (3, 5127580), (4, 3845685), (5, 3076548), (6, 2563790), (10, 1538274), (12, 1281895), (15, 1025516), (20, 769137), (30, 512758), (60, 256379), (449, 34260), (571, 26940), (898, 17130), (1142, 13470), (1347, 11420), (1713, 8980), (1796, 8565), (2245, 6852), (2284, 6735), (2694, 5710), (2855, 5388), (3426, 4490)]