212693040

素因数分解:

$2^4\times 3^6\times 5^1\times 7^1\times {\mathrm{521}}^1$

素因数の和:559

約数の個数: 280

約数和(自身を含む): 848972448

約数和(自身を除く): 636279408

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 162, 168, 180, 189, 210, 216, 240, 243, 252, 270, 280, 315, 324, 336, 360, 378, 405, 420, 432, 486, 504, 521, 540, 560, 567, 630, 648, 720, 729, 756, 810, 840, 945, 972, 1008, 1042, 1080, 1134, 1215, 1260, 1296, 1458, 1512, 1563, 1620, 1680, 1701, 1890, 1944, 2084, 2160, 2268, 2430, 2520, 2605, 2835, 2916, 3024, 3126, 3240, 3402, 3645, 3647, 3780, 3888, 4168, 4536, 4689, 4860, 5040, 5103, 5210, 5670, 5832, 6252, 6480, 6804, 7290, 7294, 7560, 7815, 8336, 8505, 9072, 9378, 9720, 10206, 10420, 10941, 11340, 11664, 12504, 13608, 14067, 14580, 14588, 15120, 15630, 17010, 18235, 18756, 19440, 20412, 20840, 21882, 22680, 23445, 25008, 25515, 27216, 28134, 29160, 29176, 31260, 32823, 34020, 36470, 37512, 40824, 41680, 42201, 43764, 45360, 46890, 51030, 54705, 56268, 58320, 58352, 62520, 65646, 68040, 70335, 72940, 75024, 81648, 84402, 87528, 93780, 98469, 102060, 109410, 112536, 125040, 126603, 131292, 136080, 140670, 145880, 164115, 168804, 175056, 187560, 196938, 204120, 211005, 218820, 225072, 253206, 262584, 281340, 291760, 295407, 328230, 337608, 375120, 379809, 393876, 408240, 422010, 437640, 492345, 506412, 525168, 562680, 590814, 633015, 656460, 675216, 759618, 787752, 844020, 875280, 886221, 984690, 1012824, 1125360, 1181628, 1266030, 1312920, 1477035, 1519236, 1575504, 1688040, 1772442, 1899045, 1969380, 2025648, 2363256, 2532060, 2625840, 2658663, 2954070, 3038472, 3376080, 3544884, 3798090, 3938760, 4431105, 4726512, 5064120, 5317326, 5908140, 6076944, 7089768, 7596180, 7877520, 8862210, 10128240, 10634652, 11816280, 13293315, 14179536, 15192360, 17724420, 21269304, 23632560, 26586630, 30384720, 35448840, 42538608, 53173260, 70897680, 106346520, 212693040]

約数ペア:

[(1, 212693040), (2, 106346520), (3, 70897680), (4, 53173260), (5, 42538608), (6, 35448840), (7, 30384720), (8, 26586630), (9, 23632560), (10, 21269304), (12, 17724420), (14, 15192360), (15, 14179536), (16, 13293315), (18, 11816280), (20, 10634652), (21, 10128240), (24, 8862210), (27, 7877520), (28, 7596180), (30, 7089768), (35, 6076944), (36, 5908140), (40, 5317326), (42, 5064120), (45, 4726512), (48, 4431105), (54, 3938760), (56, 3798090), (60, 3544884), (63, 3376080), (70, 3038472), (72, 2954070), (80, 2658663), (81, 2625840), (84, 2532060), (90, 2363256), (105, 2025648), (108, 1969380), (112, 1899045), (120, 1772442), (126, 1688040), (135, 1575504), (140, 1519236), (144, 1477035), (162, 1312920), (168, 1266030), (180, 1181628), (189, 1125360), (210, 1012824), (216, 984690), (240, 886221), (243, 875280), (252, 844020), (270, 787752), (280, 759618), (315, 675216), (324, 656460), (336, 633015), (360, 590814), (378, 562680), (405, 525168), (420, 506412), (432, 492345), (486, 437640), (504, 422010), (521, 408240), (540, 393876), (560, 379809), (567, 375120), (630, 337608), (648, 328230), (720, 295407), (729, 291760), (756, 281340), (810, 262584), (840, 253206), (945, 225072), (972, 218820), (1008, 211005), (1042, 204120), (1080, 196938), (1134, 187560), (1215, 175056), (1260, 168804), (1296, 164115), (1458, 145880), (1512, 140670), (1563, 136080), (1620, 131292), (1680, 126603), (1701, 125040), (1890, 112536), (1944, 109410), (2084, 102060), (2160, 98469), (2268, 93780), (2430, 87528), (2520, 84402), (2605, 81648), (2835, 75024), (2916, 72940), (3024, 70335), (3126, 68040), (3240, 65646), (3402, 62520), (3645, 58352), (3647, 58320), (3780, 56268), (3888, 54705), (4168, 51030), (4536, 46890), (4689, 45360), (4860, 43764), (5040, 42201), (5103, 41680), (5210, 40824), (5670, 37512), (5832, 36470), (6252, 34020), (6480, 32823), (6804, 31260), (7290, 29176), (7294, 29160), (7560, 28134), (7815, 27216), (8336, 25515), (8505, 25008), (9072, 23445), (9378, 22680), (9720, 21882), (10206, 20840), (10420, 20412), (10941, 19440), (11340, 18756), (11664, 18235), (12504, 17010), (13608, 15630), (14067, 15120), (14580, 14588)]