681972480

素因数分解:

$2^8\times 3^3\times 5^1\times 7^1\times {\mathrm{2819}}^1$

素因数の和:2856

約数の個数: 288

約数和(自身を含む): 2766758400

約数和(自身を除く): 2084785920

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, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 256, 270, 280, 288, 315, 320, 336, 360, 378, 384, 420, 432, 448, 480, 504, 540, 560, 576, 630, 640, 672, 720, 756, 768, 840, 864, 896, 945, 960, 1008, 1080, 1120, 1152, 1260, 1280, 1344, 1440, 1512, 1680, 1728, 1792, 1890, 1920, 2016, 2160, 2240, 2304, 2520, 2688, 2819, 2880, 3024, 3360, 3456, 3780, 3840, 4032, 4320, 4480, 5040, 5376, 5638, 5760, 6048, 6720, 6912, 7560, 8064, 8457, 8640, 8960, 10080, 11276, 11520, 12096, 13440, 14095, 15120, 16128, 16914, 17280, 19733, 20160, 22552, 24192, 25371, 26880, 28190, 30240, 33828, 34560, 39466, 40320, 42285, 45104, 48384, 50742, 56380, 59199, 60480, 67656, 76113, 78932, 80640, 84570, 90208, 98665, 101484, 112760, 118398, 120960, 126855, 135312, 152226, 157864, 169140, 177597, 180416, 197330, 202968, 225520, 236796, 241920, 253710, 270624, 295995, 304452, 315728, 338280, 355194, 360832, 380565, 394660, 405936, 451040, 473592, 507420, 532791, 541248, 591990, 608904, 631456, 676560, 710388, 721664, 761130, 789320, 811872, 887985, 902080, 947184, 1014840, 1065582, 1082496, 1183980, 1217808, 1262912, 1353120, 1420776, 1522260, 1578640, 1623744, 1775970, 1804160, 1894368, 2029680, 2131164, 2164992, 2367960, 2435616, 2525824, 2663955, 2706240, 2841552, 3044520, 3157280, 3247488, 3551940, 3608320, 3788736, 4059360, 4262328, 4735920, 4871232, 5051648, 5327910, 5412480, 5683104, 6089040, 6314560, 6494976, 7103880, 7577472, 8118720, 8524656, 9471840, 9742464, 10655820, 10824960, 11366208, 12178080, 12629120, 14207760, 15154944, 16237440, 17049312, 18943680, 19484928, 21311640, 22732416, 24356160, 25258240, 28415520, 32474880, 34098624, 37887360, 42623280, 45464832, 48712320, 56831040, 68197248, 75774720, 85246560, 97424640, 113662080, 136394496, 170493120, 227324160, 340986240, 681972480]

約数ペア:

[(1, 681972480), (2, 340986240), (3, 227324160), (4, 170493120), (5, 136394496), (6, 113662080), (7, 97424640), (8, 85246560), (9, 75774720), (10, 68197248), (12, 56831040), (14, 48712320), (15, 45464832), (16, 42623280), (18, 37887360), (20, 34098624), (21, 32474880), (24, 28415520), (27, 25258240), (28, 24356160), (30, 22732416), (32, 21311640), (35, 19484928), (36, 18943680), (40, 17049312), (42, 16237440), (45, 15154944), (48, 14207760), (54, 12629120), (56, 12178080), (60, 11366208), (63, 10824960), (64, 10655820), (70, 9742464), (72, 9471840), (80, 8524656), (84, 8118720), (90, 7577472), (96, 7103880), (105, 6494976), (108, 6314560), (112, 6089040), (120, 5683104), (126, 5412480), (128, 5327910), (135, 5051648), (140, 4871232), (144, 4735920), (160, 4262328), (168, 4059360), (180, 3788736), (189, 3608320), (192, 3551940), (210, 3247488), (216, 3157280), (224, 3044520), (240, 2841552), (252, 2706240), (256, 2663955), (270, 2525824), (280, 2435616), (288, 2367960), (315, 2164992), (320, 2131164), (336, 2029680), (360, 1894368), (378, 1804160), (384, 1775970), (420, 1623744), (432, 1578640), (448, 1522260), (480, 1420776), (504, 1353120), (540, 1262912), (560, 1217808), (576, 1183980), (630, 1082496), (640, 1065582), (672, 1014840), (720, 947184), (756, 902080), (768, 887985), (840, 811872), (864, 789320), (896, 761130), (945, 721664), (960, 710388), (1008, 676560), (1080, 631456), (1120, 608904), (1152, 591990), (1260, 541248), (1280, 532791), (1344, 507420), (1440, 473592), (1512, 451040), (1680, 405936), (1728, 394660), (1792, 380565), (1890, 360832), (1920, 355194), (2016, 338280), (2160, 315728), (2240, 304452), (2304, 295995), (2520, 270624), (2688, 253710), (2819, 241920), (2880, 236796), (3024, 225520), (3360, 202968), (3456, 197330), (3780, 180416), (3840, 177597), (4032, 169140), (4320, 157864), (4480, 152226), (5040, 135312), (5376, 126855), (5638, 120960), (5760, 118398), (6048, 112760), (6720, 101484), (6912, 98665), (7560, 90208), (8064, 84570), (8457, 80640), (8640, 78932), (8960, 76113), (10080, 67656), (11276, 60480), (11520, 59199), (12096, 56380), (13440, 50742), (14095, 48384), (15120, 45104), (16128, 42285), (16914, 40320), (17280, 39466), (19733, 34560), (20160, 33828), (22552, 30240), (24192, 28190), (25371, 26880)]