66755280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{278147}}^1$

素因数の和:278163

約数の個数: 40

約数和(自身を含む): 206942112

約数和(自身を除く): 140186832

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 278147, 556294, 834441, 1112588, 1390735, 1668882, 2225176, 2781470, 3337764, 4172205, 4450352, 5562940, 6675528, 8344410, 11125880, 13351056, 16688820, 22251760, 33377640, 66755280]

約数ペア:

[(1, 66755280), (2, 33377640), (3, 22251760), (4, 16688820), (5, 13351056), (6, 11125880), (8, 8344410), (10, 6675528), (12, 5562940), (15, 4450352), (16, 4172205), (20, 3337764), (24, 2781470), (30, 2225176), (40, 1668882), (48, 1390735), (60, 1112588), (80, 834441), (120, 556294), (240, 278147)]