61259280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{255247}}^1$

素因数の和:255263

約数の個数: 40

約数和(自身を含む): 189904512

約数和(自身を除く): 128645232

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 255247, 510494, 765741, 1020988, 1276235, 1531482, 2041976, 2552470, 3062964, 3828705, 4083952, 5104940, 6125928, 7657410, 10209880, 12251856, 15314820, 20419760, 30629640, 61259280]

約数ペア:

[(1, 61259280), (2, 30629640), (3, 20419760), (4, 15314820), (5, 12251856), (6, 10209880), (8, 7657410), (10, 6125928), (12, 5104940), (15, 4083952), (16, 3828705), (20, 3062964), (24, 2552470), (30, 2041976), (40, 1531482), (48, 1276235), (60, 1020988), (80, 765741), (120, 510494), (240, 255247)]