254564640

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{487}}^1$

素因数の和:533

約数の個数: 288

約数和(自身を含む): 981348480

約数和(自身を除く): 726783840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 32, 33, 36, 40, 44, 45, 48, 54, 55, 60, 66, 72, 80, 88, 90, 96, 99, 108, 110, 120, 121, 132, 135, 144, 160, 165, 176, 180, 198, 216, 220, 240, 242, 264, 270, 288, 297, 330, 352, 360, 363, 396, 432, 440, 480, 484, 487, 495, 528, 540, 594, 605, 660, 720, 726, 792, 864, 880, 968, 974, 990, 1056, 1080, 1089, 1188, 1210, 1320, 1440, 1452, 1461, 1485, 1584, 1760, 1815, 1936, 1948, 1980, 2160, 2178, 2376, 2420, 2435, 2640, 2904, 2922, 2970, 3168, 3267, 3630, 3872, 3896, 3960, 4320, 4356, 4383, 4752, 4840, 4870, 5280, 5357, 5445, 5808, 5844, 5940, 6534, 7260, 7305, 7792, 7920, 8712, 8766, 9504, 9680, 9740, 10714, 10890, 11616, 11688, 11880, 13068, 13149, 14520, 14610, 15584, 15840, 16071, 16335, 17424, 17532, 19360, 19480, 21428, 21780, 21915, 23376, 23760, 26136, 26298, 26785, 29040, 29220, 32142, 32670, 34848, 35064, 38960, 42856, 43560, 43830, 46752, 47520, 48213, 52272, 52596, 53570, 58080, 58440, 58927, 64284, 65340, 65745, 70128, 77920, 80355, 85712, 87120, 87660, 96426, 104544, 105192, 107140, 116880, 117854, 128568, 130680, 131490, 140256, 144639, 160710, 171424, 174240, 175320, 176781, 192852, 210384, 214280, 233760, 235708, 241065, 257136, 261360, 262980, 289278, 294635, 321420, 350640, 353562, 385704, 420768, 428560, 471416, 482130, 514272, 522720, 525960, 530343, 578556, 589270, 642840, 701280, 707124, 723195, 771408, 857120, 883905, 942832, 964260, 1051920, 1060686, 1157112, 1178540, 1285680, 1414248, 1446390, 1542816, 1591029, 1767810, 1885664, 1928520, 2103840, 2121372, 2314224, 2357080, 2571360, 2651715, 2828496, 2892780, 3182058, 3535620, 3857040, 4242744, 4628448, 4714160, 5303430, 5656992, 5785560, 6364116, 7071240, 7714080, 7955145, 8485488, 9428320, 10606860, 11571120, 12728232, 14142480, 15910290, 16970976, 21213720, 23142240, 25456464, 28284960, 31820580, 42427440, 50912928, 63641160, 84854880, 127282320, 254564640]

約数ペア:

[(1, 254564640), (2, 127282320), (3, 84854880), (4, 63641160), (5, 50912928), (6, 42427440), (8, 31820580), (9, 28284960), (10, 25456464), (11, 23142240), (12, 21213720), (15, 16970976), (16, 15910290), (18, 14142480), (20, 12728232), (22, 11571120), (24, 10606860), (27, 9428320), (30, 8485488), (32, 7955145), (33, 7714080), (36, 7071240), (40, 6364116), (44, 5785560), (45, 5656992), (48, 5303430), (54, 4714160), (55, 4628448), (60, 4242744), (66, 3857040), (72, 3535620), (80, 3182058), (88, 2892780), (90, 2828496), (96, 2651715), (99, 2571360), (108, 2357080), (110, 2314224), (120, 2121372), (121, 2103840), (132, 1928520), (135, 1885664), (144, 1767810), (160, 1591029), (165, 1542816), (176, 1446390), (180, 1414248), (198, 1285680), (216, 1178540), (220, 1157112), (240, 1060686), (242, 1051920), (264, 964260), (270, 942832), (288, 883905), (297, 857120), (330, 771408), (352, 723195), (360, 707124), (363, 701280), (396, 642840), (432, 589270), (440, 578556), (480, 530343), (484, 525960), (487, 522720), (495, 514272), (528, 482130), (540, 471416), (594, 428560), (605, 420768), (660, 385704), (720, 353562), (726, 350640), (792, 321420), (864, 294635), (880, 289278), (968, 262980), (974, 261360), (990, 257136), (1056, 241065), (1080, 235708), (1089, 233760), (1188, 214280), (1210, 210384), (1320, 192852), (1440, 176781), (1452, 175320), (1461, 174240), (1485, 171424), (1584, 160710), (1760, 144639), (1815, 140256), (1936, 131490), (1948, 130680), (1980, 128568), (2160, 117854), (2178, 116880), (2376, 107140), (2420, 105192), (2435, 104544), (2640, 96426), (2904, 87660), (2922, 87120), (2970, 85712), (3168, 80355), (3267, 77920), (3630, 70128), (3872, 65745), (3896, 65340), (3960, 64284), (4320, 58927), (4356, 58440), (4383, 58080), (4752, 53570), (4840, 52596), (4870, 52272), (5280, 48213), (5357, 47520), (5445, 46752), (5808, 43830), (5844, 43560), (5940, 42856), (6534, 38960), (7260, 35064), (7305, 34848), (7792, 32670), (7920, 32142), (8712, 29220), (8766, 29040), (9504, 26785), (9680, 26298), (9740, 26136), (10714, 23760), (10890, 23376), (11616, 21915), (11688, 21780), (11880, 21428), (13068, 19480), (13149, 19360), (14520, 17532), (14610, 17424), (15584, 16335), (15840, 16071)]