220560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{919}}^1$

素因数の和:935

約数の個数: 40

約数和(自身を含む): 684480

約数和(自身を除く): 463920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 919, 1838, 2757, 3676, 4595, 5514, 7352, 9190, 11028, 13785, 14704, 18380, 22056, 27570, 36760, 44112, 55140, 73520, 110280, 220560]

約数ペア:

[(1, 220560), (2, 110280), (3, 73520), (4, 55140), (5, 44112), (6, 36760), (8, 27570), (10, 22056), (12, 18380), (15, 14704), (16, 13785), (20, 11028), (24, 9190), (30, 7352), (40, 5514), (48, 4595), (60, 3676), (80, 2757), (120, 1838), (240, 919)]