221859720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{616277}}^1$

素因数の和:616294

約数の個数: 48

約数和(自身を含む): 721045260

約数和(自身を除く): 499185540

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 616277, 1232554, 1848831, 2465108, 3081385, 3697662, 4930216, 5546493, 6162770, 7395324, 9244155, 11092986, 12325540, 14790648, 18488310, 22185972, 24651080, 27732465, 36976620, 44371944, 55464930, 73953240, 110929860, 221859720]

約数ペア:

[(1, 221859720), (2, 110929860), (3, 73953240), (4, 55464930), (5, 44371944), (6, 36976620), (8, 27732465), (9, 24651080), (10, 22185972), (12, 18488310), (15, 14790648), (18, 12325540), (20, 11092986), (24, 9244155), (30, 7395324), (36, 6162770), (40, 5546493), (45, 4930216), (60, 3697662), (72, 3081385), (90, 2465108), (120, 1848831), (180, 1232554), (360, 616277)]