4207920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{197}}^1$

素因数の和:302

約数の個数: 80

約数和(自身を含む): 13258080

約数和(自身を除く): 9050160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 89, 120, 178, 197, 240, 267, 356, 394, 445, 534, 591, 712, 788, 890, 985, 1068, 1182, 1335, 1424, 1576, 1780, 1970, 2136, 2364, 2670, 2955, 3152, 3560, 3940, 4272, 4728, 5340, 5910, 7120, 7880, 9456, 10680, 11820, 15760, 17533, 21360, 23640, 35066, 47280, 52599, 70132, 87665, 105198, 140264, 175330, 210396, 262995, 280528, 350660, 420792, 525990, 701320, 841584, 1051980, 1402640, 2103960, 4207920]

約数ペア:

[(1, 4207920), (2, 2103960), (3, 1402640), (4, 1051980), (5, 841584), (6, 701320), (8, 525990), (10, 420792), (12, 350660), (15, 280528), (16, 262995), (20, 210396), (24, 175330), (30, 140264), (40, 105198), (48, 87665), (60, 70132), (80, 52599), (89, 47280), (120, 35066), (178, 23640), (197, 21360), (240, 17533), (267, 15760), (356, 11820), (394, 10680), (445, 9456), (534, 7880), (591, 7120), (712, 5910), (788, 5340), (890, 4728), (985, 4272), (1068, 3940), (1182, 3560), (1335, 3152), (1424, 2955), (1576, 2670), (1780, 2364), (1970, 2136)]