77970120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{649751}}^1$

素因数の和:649765

約数の個数: 32

約数和(自身を含む): 233910720

約数和(自身を除く): 155940600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 649751, 1299502, 1949253, 2599004, 3248755, 3898506, 5198008, 6497510, 7797012, 9746265, 12995020, 15594024, 19492530, 25990040, 38985060, 77970120]

約数ペア:

[(1, 77970120), (2, 38985060), (3, 25990040), (4, 19492530), (5, 15594024), (6, 12995020), (8, 9746265), (10, 7797012), (12, 6497510), (15, 5198008), (20, 3898506), (24, 3248755), (30, 2599004), (40, 1949253), (60, 1299502), (120, 649751)]