8461560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{659}}^1$

素因数の和:780

約数の個数: 64

約数和(自身を含む): 25660800

約数和(自身を除く): 17199240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 107, 120, 214, 321, 428, 535, 642, 659, 856, 1070, 1284, 1318, 1605, 1977, 2140, 2568, 2636, 3210, 3295, 3954, 4280, 5272, 6420, 6590, 7908, 9885, 12840, 13180, 15816, 19770, 26360, 39540, 70513, 79080, 141026, 211539, 282052, 352565, 423078, 564104, 705130, 846156, 1057695, 1410260, 1692312, 2115390, 2820520, 4230780, 8461560]

約数ペア:

[(1, 8461560), (2, 4230780), (3, 2820520), (4, 2115390), (5, 1692312), (6, 1410260), (8, 1057695), (10, 846156), (12, 705130), (15, 564104), (20, 423078), (24, 352565), (30, 282052), (40, 211539), (60, 141026), (107, 79080), (120, 70513), (214, 39540), (321, 26360), (428, 19770), (535, 15816), (642, 13180), (659, 12840), (856, 9885), (1070, 7908), (1284, 6590), (1318, 6420), (1605, 5272), (1977, 4280), (2140, 3954), (2568, 3295), (2636, 3210)]