42291960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1789}}^1$

素因数の和:2000

約数の個数: 64

約数和(自身を含む): 127591200

約数和(自身を除く): 85299240

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, 1789, 1970, 2364, 2955, 3578, 3940, 4728, 5367, 5910, 7156, 7880, 8945, 10734, 11820, 14312, 17890, 21468, 23640, 26835, 35780, 42936, 53670, 71560, 107340, 214680, 352433, 704866, 1057299, 1409732, 1762165, 2114598, 2819464, 3524330, 4229196, 5286495, 7048660, 8458392, 10572990, 14097320, 21145980, 42291960]

約数ペア:

[(1, 42291960), (2, 21145980), (3, 14097320), (4, 10572990), (5, 8458392), (6, 7048660), (8, 5286495), (10, 4229196), (12, 3524330), (15, 2819464), (20, 2114598), (24, 1762165), (30, 1409732), (40, 1057299), (60, 704866), (120, 352433), (197, 214680), (394, 107340), (591, 71560), (788, 53670), (985, 42936), (1182, 35780), (1576, 26835), (1789, 23640), (1970, 21468), (2364, 17890), (2955, 14312), (3578, 11820), (3940, 10734), (4728, 8945), (5367, 7880), (5910, 7156)]