129120840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{358669}}^1$

素因数の和:358686

約数の個数: 48

約数和(自身を含む): 419643900

約数和(自身を除く): 290523060

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, 358669, 717338, 1076007, 1434676, 1793345, 2152014, 2869352, 3228021, 3586690, 4304028, 5380035, 6456042, 7173380, 8608056, 10760070, 12912084, 14346760, 16140105, 21520140, 25824168, 32280210, 43040280, 64560420, 129120840]

約数ペア:

[(1, 129120840), (2, 64560420), (3, 43040280), (4, 32280210), (5, 25824168), (6, 21520140), (8, 16140105), (9, 14346760), (10, 12912084), (12, 10760070), (15, 8608056), (18, 7173380), (20, 6456042), (24, 5380035), (30, 4304028), (36, 3586690), (40, 3228021), (45, 2869352), (60, 2152014), (72, 1793345), (90, 1434676), (120, 1076007), (180, 717338), (360, 358669)]