12198240

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1$

素因数の和:261

約数の個数: 144

約数和(自身を含む): 42810768

約数和(自身を除く): 30612528

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 43, 45, 48, 60, 72, 80, 86, 90, 96, 120, 129, 144, 160, 172, 180, 197, 215, 240, 258, 288, 344, 360, 387, 394, 430, 480, 516, 591, 645, 688, 720, 774, 788, 860, 985, 1032, 1182, 1290, 1376, 1440, 1548, 1576, 1720, 1773, 1935, 1970, 2064, 2364, 2580, 2955, 3096, 3152, 3440, 3546, 3870, 3940, 4128, 4728, 5160, 5910, 6192, 6304, 6880, 7092, 7740, 7880, 8471, 8865, 9456, 10320, 11820, 12384, 14184, 15480, 15760, 16942, 17730, 18912, 20640, 23640, 25413, 28368, 30960, 31520, 33884, 35460, 42355, 47280, 50826, 56736, 61920, 67768, 70920, 76239, 84710, 94560, 101652, 127065, 135536, 141840, 152478, 169420, 203304, 254130, 271072, 283680, 304956, 338840, 381195, 406608, 508260, 609912, 677680, 762390, 813216, 1016520, 1219824, 1355360, 1524780, 2033040, 2439648, 3049560, 4066080, 6099120, 12198240]

約数ペア:

[(1, 12198240), (2, 6099120), (3, 4066080), (4, 3049560), (5, 2439648), (6, 2033040), (8, 1524780), (9, 1355360), (10, 1219824), (12, 1016520), (15, 813216), (16, 762390), (18, 677680), (20, 609912), (24, 508260), (30, 406608), (32, 381195), (36, 338840), (40, 304956), (43, 283680), (45, 271072), (48, 254130), (60, 203304), (72, 169420), (80, 152478), (86, 141840), (90, 135536), (96, 127065), (120, 101652), (129, 94560), (144, 84710), (160, 76239), (172, 70920), (180, 67768), (197, 61920), (215, 56736), (240, 50826), (258, 47280), (288, 42355), (344, 35460), (360, 33884), (387, 31520), (394, 30960), (430, 28368), (480, 25413), (516, 23640), (591, 20640), (645, 18912), (688, 17730), (720, 16942), (774, 15760), (788, 15480), (860, 14184), (985, 12384), (1032, 11820), (1182, 10320), (1290, 9456), (1376, 8865), (1440, 8471), (1548, 7880), (1576, 7740), (1720, 7092), (1773, 6880), (1935, 6304), (1970, 6192), (2064, 5910), (2364, 5160), (2580, 4728), (2955, 4128), (3096, 3940), (3152, 3870), (3440, 3546)]