247140240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1029751}}^1$

素因数の和:1029767

約数の個数: 40

約数和(自身を含む): 766135488

約数和(自身を除く): 518995248

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1029751, 2059502, 3089253, 4119004, 5148755, 6178506, 8238008, 10297510, 12357012, 15446265, 16476016, 20595020, 24714024, 30892530, 41190040, 49428048, 61785060, 82380080, 123570120, 247140240]

約数ペア:

[(1, 247140240), (2, 123570120), (3, 82380080), (4, 61785060), (5, 49428048), (6, 41190040), (8, 30892530), (10, 24714024), (12, 20595020), (15, 16476016), (16, 15446265), (20, 12357012), (24, 10297510), (30, 8238008), (40, 6178506), (48, 5148755), (60, 4119004), (80, 3089253), (120, 2059502), (240, 1029751)]