647193240

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{199751}}^1$

素因数の和:199774

約数の個数: 80

約数和(自身を含む): 2175299280

約数和(自身を除く): 1528106040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 199751, 399502, 599253, 799004, 998755, 1198506, 1598008, 1797759, 1997510, 2397012, 2996265, 3595518, 3995020, 4794024, 5393277, 5992530, 7191036, 7990040, 8988795, 10786554, 11985060, 14382072, 16179831, 17977590, 21573108, 23970120, 26966385, 32359662, 35955180, 43146216, 53932770, 64719324, 71910360, 80899155, 107865540, 129438648, 161798310, 215731080, 323596620, 647193240]

約数ペア:

[(1, 647193240), (2, 323596620), (3, 215731080), (4, 161798310), (5, 129438648), (6, 107865540), (8, 80899155), (9, 71910360), (10, 64719324), (12, 53932770), (15, 43146216), (18, 35955180), (20, 32359662), (24, 26966385), (27, 23970120), (30, 21573108), (36, 17977590), (40, 16179831), (45, 14382072), (54, 11985060), (60, 10786554), (72, 8988795), (81, 7990040), (90, 7191036), (108, 5992530), (120, 5393277), (135, 4794024), (162, 3995020), (180, 3595518), (216, 2996265), (270, 2397012), (324, 1997510), (360, 1797759), (405, 1598008), (540, 1198506), (648, 998755), (810, 799004), (1080, 599253), (1620, 399502), (3240, 199751)]