1680725760

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2017}}^1$

素因数の和:2079

約数の個数: 288

約数和(自身を含む): 6335680512

約数和(自身を除く): 4654954752

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 40, 42, 48, 56, 60, 62, 64, 70, 80, 84, 93, 96, 105, 112, 120, 124, 128, 140, 155, 160, 168, 186, 192, 210, 217, 224, 240, 248, 256, 280, 310, 320, 336, 372, 384, 420, 434, 448, 465, 480, 496, 560, 620, 640, 651, 672, 744, 768, 840, 868, 896, 930, 960, 992, 1085, 1120, 1240, 1280, 1302, 1344, 1488, 1680, 1736, 1792, 1860, 1920, 1984, 2017, 2170, 2240, 2480, 2604, 2688, 2976, 3255, 3360, 3472, 3720, 3840, 3968, 4034, 4340, 4480, 4960, 5208, 5376, 5952, 6051, 6510, 6720, 6944, 7440, 7936, 8068, 8680, 8960, 9920, 10085, 10416, 11904, 12102, 13020, 13440, 13888, 14119, 14880, 16136, 17360, 19840, 20170, 20832, 23808, 24204, 26040, 26880, 27776, 28238, 29760, 30255, 32272, 34720, 39680, 40340, 41664, 42357, 48408, 52080, 55552, 56476, 59520, 60510, 62527, 64544, 69440, 70595, 80680, 83328, 84714, 96816, 104160, 112952, 119040, 121020, 125054, 129088, 138880, 141190, 161360, 166656, 169428, 187581, 193632, 208320, 211785, 225904, 242040, 250108, 258176, 277760, 282380, 312635, 322720, 338856, 375162, 387264, 416640, 423570, 437689, 451808, 484080, 500216, 516352, 564760, 625270, 645440, 677712, 750324, 774528, 833280, 847140, 875378, 903616, 937905, 968160, 1000432, 1129520, 1250540, 1290880, 1313067, 1355424, 1500648, 1549056, 1694280, 1750756, 1807232, 1875810, 1936320, 2000864, 2188445, 2259040, 2501080, 2581760, 2626134, 2710848, 3001296, 3388560, 3501512, 3614464, 3751620, 3872640, 4001728, 4376890, 4518080, 5002160, 5252268, 5421696, 6002592, 6565335, 6777120, 7003024, 7503240, 7745280, 8003456, 8753780, 9036160, 10004320, 10504536, 10843392, 12005184, 13130670, 13554240, 14006048, 15006480, 16006912, 17507560, 18072320, 20008640, 21009072, 24010368, 26261340, 27108480, 28012096, 30012960, 35015120, 40017280, 42018144, 48020736, 52522680, 54216960, 56024192, 60025920, 70030240, 80034560, 84036288, 105045360, 112048384, 120051840, 140060480, 168072576, 210090720, 240103680, 280120960, 336145152, 420181440, 560241920, 840362880, 1680725760]

約数ペア:

[(1, 1680725760), (2, 840362880), (3, 560241920), (4, 420181440), (5, 336145152), (6, 280120960), (7, 240103680), (8, 210090720), (10, 168072576), (12, 140060480), (14, 120051840), (15, 112048384), (16, 105045360), (20, 84036288), (21, 80034560), (24, 70030240), (28, 60025920), (30, 56024192), (31, 54216960), (32, 52522680), (35, 48020736), (40, 42018144), (42, 40017280), (48, 35015120), (56, 30012960), (60, 28012096), (62, 27108480), (64, 26261340), (70, 24010368), (80, 21009072), (84, 20008640), (93, 18072320), (96, 17507560), (105, 16006912), (112, 15006480), (120, 14006048), (124, 13554240), (128, 13130670), (140, 12005184), (155, 10843392), (160, 10504536), (168, 10004320), (186, 9036160), (192, 8753780), (210, 8003456), (217, 7745280), (224, 7503240), (240, 7003024), (248, 6777120), (256, 6565335), (280, 6002592), (310, 5421696), (320, 5252268), (336, 5002160), (372, 4518080), (384, 4376890), (420, 4001728), (434, 3872640), (448, 3751620), (465, 3614464), (480, 3501512), (496, 3388560), (560, 3001296), (620, 2710848), (640, 2626134), (651, 2581760), (672, 2501080), (744, 2259040), (768, 2188445), (840, 2000864), (868, 1936320), (896, 1875810), (930, 1807232), (960, 1750756), (992, 1694280), (1085, 1549056), (1120, 1500648), (1240, 1355424), (1280, 1313067), (1302, 1290880), (1344, 1250540), (1488, 1129520), (1680, 1000432), (1736, 968160), (1792, 937905), (1860, 903616), (1920, 875378), (1984, 847140), (2017, 833280), (2170, 774528), (2240, 750324), (2480, 677712), (2604, 645440), (2688, 625270), (2976, 564760), (3255, 516352), (3360, 500216), (3472, 484080), (3720, 451808), (3840, 437689), (3968, 423570), (4034, 416640), (4340, 387264), (4480, 375162), (4960, 338856), (5208, 322720), (5376, 312635), (5952, 282380), (6051, 277760), (6510, 258176), (6720, 250108), (6944, 242040), (7440, 225904), (7936, 211785), (8068, 208320), (8680, 193632), (8960, 187581), (9920, 169428), (10085, 166656), (10416, 161360), (11904, 141190), (12102, 138880), (13020, 129088), (13440, 125054), (13888, 121020), (14119, 119040), (14880, 112952), (16136, 104160), (17360, 96816), (19840, 84714), (20170, 83328), (20832, 80680), (23808, 70595), (24204, 69440), (26040, 64544), (26880, 62527), (27776, 60510), (28238, 59520), (29760, 56476), (30255, 55552), (32272, 52080), (34720, 48408), (39680, 42357), (40340, 41664)]