208008360

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{419}}^1$

素因数の和:640

約数の個数: 192

約数和(自身を含む): 778377600

約数和(自身を除く): 570369240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 197, 210, 252, 280, 315, 360, 394, 419, 420, 504, 591, 630, 788, 838, 840, 985, 1182, 1257, 1260, 1379, 1576, 1676, 1773, 1970, 2095, 2364, 2514, 2520, 2758, 2933, 2955, 3352, 3546, 3771, 3940, 4137, 4190, 4728, 5028, 5516, 5866, 5910, 6285, 6895, 7092, 7542, 7880, 8274, 8380, 8799, 8865, 10056, 11032, 11732, 11820, 12411, 12570, 13790, 14184, 14665, 15084, 16548, 16760, 17598, 17730, 18855, 20685, 23464, 23640, 24822, 25140, 26397, 27580, 29330, 30168, 33096, 35196, 35460, 37710, 41370, 43995, 49644, 50280, 52794, 55160, 58660, 62055, 70392, 70920, 75420, 82543, 82740, 87990, 99288, 105588, 117320, 124110, 131985, 150840, 165086, 165480, 175980, 211176, 247629, 248220, 263970, 330172, 351960, 412715, 495258, 496440, 527940, 577801, 660344, 742887, 825430, 990516, 1055880, 1155602, 1238145, 1485774, 1650860, 1733403, 1981032, 2311204, 2476290, 2889005, 2971548, 3301720, 3466806, 3714435, 4622408, 4952580, 5200209, 5778010, 5943096, 6933612, 7428870, 8667015, 9905160, 10400418, 11556020, 13867224, 14857740, 17334030, 20800836, 23112040, 26001045, 29715480, 34668060, 41601672, 52002090, 69336120, 104004180, 208008360]

約数ペア:

[(1, 208008360), (2, 104004180), (3, 69336120), (4, 52002090), (5, 41601672), (6, 34668060), (7, 29715480), (8, 26001045), (9, 23112040), (10, 20800836), (12, 17334030), (14, 14857740), (15, 13867224), (18, 11556020), (20, 10400418), (21, 9905160), (24, 8667015), (28, 7428870), (30, 6933612), (35, 5943096), (36, 5778010), (40, 5200209), (42, 4952580), (45, 4622408), (56, 3714435), (60, 3466806), (63, 3301720), (70, 2971548), (72, 2889005), (84, 2476290), (90, 2311204), (105, 1981032), (120, 1733403), (126, 1650860), (140, 1485774), (168, 1238145), (180, 1155602), (197, 1055880), (210, 990516), (252, 825430), (280, 742887), (315, 660344), (360, 577801), (394, 527940), (419, 496440), (420, 495258), (504, 412715), (591, 351960), (630, 330172), (788, 263970), (838, 248220), (840, 247629), (985, 211176), (1182, 175980), (1257, 165480), (1260, 165086), (1379, 150840), (1576, 131985), (1676, 124110), (1773, 117320), (1970, 105588), (2095, 99288), (2364, 87990), (2514, 82740), (2520, 82543), (2758, 75420), (2933, 70920), (2955, 70392), (3352, 62055), (3546, 58660), (3771, 55160), (3940, 52794), (4137, 50280), (4190, 49644), (4728, 43995), (5028, 41370), (5516, 37710), (5866, 35460), (5910, 35196), (6285, 33096), (6895, 30168), (7092, 29330), (7542, 27580), (7880, 26397), (8274, 25140), (8380, 24822), (8799, 23640), (8865, 23464), (10056, 20685), (11032, 18855), (11732, 17730), (11820, 17598), (12411, 16760), (12570, 16548), (13790, 15084), (14184, 14665)]