164549040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{685621}}^1$

素因数の和:685637

約数の個数: 40

約数和(自身を含む): 510102768

約数和(自身を除く): 345553728

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 685621, 1371242, 2056863, 2742484, 3428105, 4113726, 5484968, 6856210, 8227452, 10284315, 10969936, 13712420, 16454904, 20568630, 27424840, 32909808, 41137260, 54849680, 82274520, 164549040]

約数ペア:

[(1, 164549040), (2, 82274520), (3, 54849680), (4, 41137260), (5, 32909808), (6, 27424840), (8, 20568630), (10, 16454904), (12, 13712420), (15, 10969936), (16, 10284315), (20, 8227452), (24, 6856210), (30, 5484968), (40, 4113726), (48, 3428105), (60, 2742484), (80, 2056863), (120, 1371242), (240, 685621)]