42008280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1777}}^1$

素因数の和:1988

約数の個数: 64

約数和(自身を含む): 126735840

約数和(自身を除く): 84727560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 197, 394, 591, 788, 985, 1182, 1576, 1777, 1970, 2364, 2955, 3554, 3940, 4728, 5331, 5910, 7108, 7880, 8885, 10662, 11820, 14216, 17770, 21324, 23640, 26655, 35540, 42648, 53310, 71080, 106620, 213240, 350069, 700138, 1050207, 1400276, 1750345, 2100414, 2800552, 3500690, 4200828, 5251035, 7001380, 8401656, 10502070, 14002760, 21004140, 42008280]

約数ペア:

[(1, 42008280), (2, 21004140), (3, 14002760), (4, 10502070), (5, 8401656), (6, 7001380), (8, 5251035), (10, 4200828), (12, 3500690), (15, 2800552), (20, 2100414), (24, 1750345), (30, 1400276), (40, 1050207), (60, 700138), (120, 350069), (197, 213240), (394, 106620), (591, 71080), (788, 53310), (985, 42648), (1182, 35540), (1576, 26655), (1777, 23640), (1970, 21324), (2364, 17770), (2955, 14216), (3554, 11820), (3940, 10662), (4728, 8885), (5331, 7880), (5910, 7108)]