55887120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{77621}}^1$

素因数の和:77640

約数の個数: 60

約数和(自身を含む): 187689996

約数和(自身を除く): 131802876

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 77621, 155242, 232863, 310484, 388105, 465726, 620968, 698589, 776210, 931452, 1164315, 1241936, 1397178, 1552420, 1862904, 2328630, 2794356, 3104840, 3492945, 3725808, 4657260, 5588712, 6209680, 6985890, 9314520, 11177424, 13971780, 18629040, 27943560, 55887120]

約数ペア:

[(1, 55887120), (2, 27943560), (3, 18629040), (4, 13971780), (5, 11177424), (6, 9314520), (8, 6985890), (9, 6209680), (10, 5588712), (12, 4657260), (15, 3725808), (16, 3492945), (18, 3104840), (20, 2794356), (24, 2328630), (30, 1862904), (36, 1552420), (40, 1397178), (45, 1241936), (48, 1164315), (60, 931452), (72, 776210), (80, 698589), (90, 620968), (120, 465726), (144, 388105), (180, 310484), (240, 232863), (360, 155242), (720, 77621)]