15564840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{129707}}^1$

素因数の和:129721

約数の個数: 32

約数和(自身を含む): 46694880

約数和(自身を除く): 31130040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 129707, 259414, 389121, 518828, 648535, 778242, 1037656, 1297070, 1556484, 1945605, 2594140, 3112968, 3891210, 5188280, 7782420, 15564840]

約数ペア:

[(1, 15564840), (2, 7782420), (3, 5188280), (4, 3891210), (5, 3112968), (6, 2594140), (8, 1945605), (10, 1556484), (12, 1297070), (15, 1037656), (20, 778242), (24, 648535), (30, 518828), (40, 389121), (60, 259414), (120, 129707)]