1281057120

素因数分解:

$2^5\times 3^7\times 5^1\times 7^1\times {\mathrm{523}}^1$

素因数の和:566

約数の個数: 384

約数和(自身を含む): 5197409280

約数和(自身を除く): 3916352160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 162, 168, 180, 189, 210, 216, 224, 240, 243, 252, 270, 280, 288, 315, 324, 336, 360, 378, 405, 420, 432, 480, 486, 504, 523, 540, 560, 567, 630, 648, 672, 720, 729, 756, 810, 840, 864, 945, 972, 1008, 1046, 1080, 1120, 1134, 1215, 1260, 1296, 1440, 1458, 1512, 1569, 1620, 1680, 1701, 1890, 1944, 2016, 2092, 2160, 2187, 2268, 2430, 2520, 2592, 2615, 2835, 2916, 3024, 3138, 3240, 3360, 3402, 3645, 3661, 3780, 3888, 4184, 4320, 4374, 4536, 4707, 4860, 5040, 5103, 5230, 5670, 5832, 6048, 6276, 6480, 6804, 7290, 7322, 7560, 7776, 7845, 8368, 8505, 8748, 9072, 9414, 9720, 10080, 10206, 10460, 10935, 10983, 11340, 11664, 12552, 12960, 13608, 14121, 14580, 14644, 15120, 15309, 15690, 16736, 17010, 17496, 18144, 18305, 18828, 19440, 20412, 20920, 21870, 21966, 22680, 23328, 23535, 25104, 25515, 27216, 28242, 29160, 29288, 30240, 30618, 31380, 32949, 34020, 34992, 36610, 37656, 38880, 40824, 41840, 42363, 43740, 43932, 45360, 47070, 50208, 51030, 54432, 54915, 56484, 58320, 58576, 61236, 62760, 65898, 68040, 69984, 70605, 73220, 75312, 76545, 81648, 83680, 84726, 87480, 87864, 90720, 94140, 98847, 102060, 109830, 112968, 116640, 117152, 122472, 125520, 127089, 131796, 136080, 141210, 146440, 150624, 153090, 163296, 164745, 169452, 174960, 175728, 188280, 197694, 204120, 211815, 219660, 225936, 244944, 251040, 254178, 263592, 272160, 282420, 292880, 296541, 306180, 329490, 338904, 349920, 351456, 376560, 381267, 395388, 408240, 423630, 439320, 451872, 489888, 494235, 508356, 527184, 564840, 585760, 593082, 612360, 635445, 658980, 677808, 753120, 762534, 790776, 816480, 847260, 878640, 889623, 988470, 1016712, 1054368, 1129680, 1143801, 1186164, 1224720, 1270890, 1317960, 1355616, 1482705, 1525068, 1581552, 1694520, 1757280, 1779246, 1906335, 1976940, 2033424, 2259360, 2287602, 2372328, 2449440, 2541780, 2635920, 2668869, 2965410, 3050136, 3163104, 3389040, 3558492, 3812670, 3953880, 4066848, 4448115, 4575204, 4744656, 5083560, 5271840, 5337738, 5719005, 5930820, 6100272, 6778080, 7116984, 7625340, 7907760, 8006607, 8896230, 9150408, 9489312, 10167120, 10675476, 11438010, 11861640, 12200544, 13344345, 14233968, 15250680, 15815520, 16013214, 17792460, 18300816, 20334240, 21350952, 22876020, 23723280, 26688690, 28467936, 30501360, 32026428, 35584920, 36601632, 40033035, 42701904, 45752040, 47446560, 53377380, 61002720, 64052856, 71169840, 80066070, 85403808, 91504080, 106754760, 128105712, 142339680, 160132140, 183008160, 213509520, 256211424, 320264280, 427019040, 640528560, 1281057120]

約数ペア:

[(1, 1281057120), (2, 640528560), (3, 427019040), (4, 320264280), (5, 256211424), (6, 213509520), (7, 183008160), (8, 160132140), (9, 142339680), (10, 128105712), (12, 106754760), (14, 91504080), (15, 85403808), (16, 80066070), (18, 71169840), (20, 64052856), (21, 61002720), (24, 53377380), (27, 47446560), (28, 45752040), (30, 42701904), (32, 40033035), (35, 36601632), (36, 35584920), (40, 32026428), (42, 30501360), (45, 28467936), (48, 26688690), (54, 23723280), (56, 22876020), (60, 21350952), (63, 20334240), (70, 18300816), (72, 17792460), (80, 16013214), (81, 15815520), (84, 15250680), (90, 14233968), (96, 13344345), (105, 12200544), (108, 11861640), (112, 11438010), (120, 10675476), (126, 10167120), (135, 9489312), (140, 9150408), (144, 8896230), (160, 8006607), (162, 7907760), (168, 7625340), (180, 7116984), (189, 6778080), (210, 6100272), (216, 5930820), (224, 5719005), (240, 5337738), (243, 5271840), (252, 5083560), (270, 4744656), (280, 4575204), (288, 4448115), (315, 4066848), (324, 3953880), (336, 3812670), (360, 3558492), (378, 3389040), (405, 3163104), (420, 3050136), (432, 2965410), (480, 2668869), (486, 2635920), (504, 2541780), (523, 2449440), (540, 2372328), (560, 2287602), (567, 2259360), (630, 2033424), (648, 1976940), (672, 1906335), (720, 1779246), (729, 1757280), (756, 1694520), (810, 1581552), (840, 1525068), (864, 1482705), (945, 1355616), (972, 1317960), (1008, 1270890), (1046, 1224720), (1080, 1186164), (1120, 1143801), (1134, 1129680), (1215, 1054368), (1260, 1016712), (1296, 988470), (1440, 889623), (1458, 878640), (1512, 847260), (1569, 816480), (1620, 790776), (1680, 762534), (1701, 753120), (1890, 677808), (1944, 658980), (2016, 635445), (2092, 612360), (2160, 593082), (2187, 585760), (2268, 564840), (2430, 527184), (2520, 508356), (2592, 494235), (2615, 489888), (2835, 451872), (2916, 439320), (3024, 423630), (3138, 408240), (3240, 395388), (3360, 381267), (3402, 376560), (3645, 351456), (3661, 349920), (3780, 338904), (3888, 329490), (4184, 306180), (4320, 296541), (4374, 292880), (4536, 282420), (4707, 272160), (4860, 263592), (5040, 254178), (5103, 251040), (5230, 244944), (5670, 225936), (5832, 219660), (6048, 211815), (6276, 204120), (6480, 197694), (6804, 188280), (7290, 175728), (7322, 174960), (7560, 169452), (7776, 164745), (7845, 163296), (8368, 153090), (8505, 150624), (8748, 146440), (9072, 141210), (9414, 136080), (9720, 131796), (10080, 127089), (10206, 125520), (10460, 122472), (10935, 117152), (10983, 116640), (11340, 112968), (11664, 109830), (12552, 102060), (12960, 98847), (13608, 94140), (14121, 90720), (14580, 87864), (14644, 87480), (15120, 84726), (15309, 83680), (15690, 81648), (16736, 76545), (17010, 75312), (17496, 73220), (18144, 70605), (18305, 69984), (18828, 68040), (19440, 65898), (20412, 62760), (20920, 61236), (21870, 58576), (21966, 58320), (22680, 56484), (23328, 54915), (23535, 54432), (25104, 51030), (25515, 50208), (27216, 47070), (28242, 45360), (29160, 43932), (29288, 43740), (30240, 42363), (30618, 41840), (31380, 40824), (32949, 38880), (34020, 37656), (34992, 36610)]