217157040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1531}}^1$

素因数の和:1747

約数の個数: 120

約数和(自身を含む): 733466448

約数和(自身を除く): 516309408

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 197, 240, 360, 394, 591, 720, 788, 985, 1182, 1531, 1576, 1773, 1970, 2364, 2955, 3062, 3152, 3546, 3940, 4593, 4728, 5910, 6124, 7092, 7655, 7880, 8865, 9186, 9456, 11820, 12248, 13779, 14184, 15310, 15760, 17730, 18372, 22965, 23640, 24496, 27558, 28368, 30620, 35460, 36744, 45930, 47280, 55116, 61240, 68895, 70920, 73488, 91860, 110232, 122480, 137790, 141840, 183720, 220464, 275580, 301607, 367440, 551160, 603214, 904821, 1102320, 1206428, 1508035, 1809642, 2412856, 2714463, 3016070, 3619284, 4524105, 4825712, 5428926, 6032140, 7238568, 9048210, 10857852, 12064280, 13572315, 14477136, 18096420, 21715704, 24128560, 27144630, 36192840, 43431408, 54289260, 72385680, 108578520, 217157040]

約数ペア:

[(1, 217157040), (2, 108578520), (3, 72385680), (4, 54289260), (5, 43431408), (6, 36192840), (8, 27144630), (9, 24128560), (10, 21715704), (12, 18096420), (15, 14477136), (16, 13572315), (18, 12064280), (20, 10857852), (24, 9048210), (30, 7238568), (36, 6032140), (40, 5428926), (45, 4825712), (48, 4524105), (60, 3619284), (72, 3016070), (80, 2714463), (90, 2412856), (120, 1809642), (144, 1508035), (180, 1206428), (197, 1102320), (240, 904821), (360, 603214), (394, 551160), (591, 367440), (720, 301607), (788, 275580), (985, 220464), (1182, 183720), (1531, 141840), (1576, 137790), (1773, 122480), (1970, 110232), (2364, 91860), (2955, 73488), (3062, 70920), (3152, 68895), (3546, 61240), (3940, 55116), (4593, 47280), (4728, 45930), (5910, 36744), (6124, 35460), (7092, 30620), (7655, 28368), (7880, 27558), (8865, 24496), (9186, 23640), (9456, 22965), (11820, 18372), (12248, 17730), (13779, 15760), (14184, 15310)]