640375680

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:142

約数の個数: 512

約数和(自身を含む): 2538086400

約数和(自身を除く): 1897710720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 29, 30, 31, 32, 35, 40, 42, 48, 53, 56, 58, 60, 62, 64, 70, 80, 84, 87, 93, 96, 105, 106, 112, 116, 120, 124, 128, 140, 145, 155, 159, 160, 168, 174, 186, 192, 203, 210, 212, 217, 224, 232, 240, 248, 265, 280, 290, 310, 318, 320, 336, 348, 371, 372, 384, 406, 420, 424, 434, 435, 448, 464, 465, 480, 496, 530, 560, 580, 609, 620, 636, 640, 651, 672, 696, 742, 744, 795, 812, 840, 848, 868, 870, 896, 899, 928, 930, 960, 992, 1015, 1060, 1085, 1113, 1120, 1160, 1218, 1240, 1272, 1302, 1344, 1392, 1484, 1488, 1537, 1590, 1624, 1643, 1680, 1696, 1736, 1740, 1798, 1855, 1856, 1860, 1920, 1984, 2030, 2120, 2170, 2226, 2240, 2320, 2436, 2480, 2544, 2604, 2688, 2697, 2784, 2968, 2976, 3045, 3074, 3180, 3248, 3255, 3286, 3360, 3392, 3472, 3480, 3596, 3710, 3712, 3720, 3968, 4060, 4240, 4340, 4452, 4480, 4495, 4611, 4640, 4872, 4929, 4960, 5088, 5208, 5394, 5565, 5568, 5936, 5952, 6090, 6148, 6293, 6360, 6496, 6510, 6572, 6720, 6784, 6944, 6960, 7192, 7420, 7440, 7685, 8120, 8215, 8480, 8680, 8904, 8990, 9222, 9280, 9744, 9858, 9920, 10176, 10416, 10759, 10788, 11130, 11136, 11501, 11872, 11904, 12180, 12296, 12586, 12720, 12992, 13020, 13144, 13440, 13485, 13888, 13920, 14384, 14840, 14880, 15370, 16240, 16430, 16960, 17360, 17808, 17980, 18444, 18560, 18879, 19488, 19716, 19840, 20352, 20832, 21518, 21576, 22260, 23002, 23055, 23744, 24360, 24592, 24645, 25172, 25440, 25984, 26040, 26288, 26970, 27776, 27840, 28768, 29680, 29760, 30740, 31465, 32277, 32480, 32860, 33920, 34503, 34720, 35616, 35960, 36888, 37758, 38976, 39432, 41664, 43036, 43152, 44520, 46004, 46110, 47488, 47647, 48720, 49184, 49290, 50344, 50880, 52080, 52576, 53795, 53940, 55680, 57505, 57536, 59360, 59520, 61480, 62930, 64554, 64960, 65720, 69006, 69440, 71232, 71920, 73776, 75516, 77952, 78864, 83328, 86072, 86304, 89040, 92008, 92220, 94395, 95294, 97440, 98368, 98580, 100688, 101760, 104160, 105152, 107590, 107880, 115010, 115072, 118720, 122960, 125860, 129108, 129920, 131440, 138012, 138880, 142464, 142941, 143840, 147552, 151032, 157728, 161385, 172144, 172515, 172608, 178080, 184016, 184440, 188790, 190588, 194880, 196736, 197160, 201376, 208320, 210304, 215180, 215760, 230020, 237440, 238235, 245920, 251720, 258216, 262880, 276024, 285882, 287680, 295104, 302064, 315456, 322770, 333529, 344288, 345030, 345216, 356160, 368032, 368880, 377580, 381176, 389760, 394320, 402752, 416640, 430360, 431520, 460040, 476470, 491840, 503440, 516432, 525760, 552048, 571764, 575360, 590208, 604128, 630912, 645540, 667058, 688576, 690060, 712320, 714705, 736064, 737760, 755160, 762352, 788640, 805504, 860720, 863040, 920080, 952940, 983680, 1000587, 1006880, 1032864, 1051520, 1104096, 1143528, 1208256, 1291080, 1334116, 1377152, 1380120, 1429410, 1472128, 1475520, 1510320, 1524704, 1577280, 1667645, 1721440, 1726080, 1840160, 1905880, 2001174, 2013760, 2065728, 2208192, 2287056, 2416512, 2582160, 2668232, 2760240, 2858820, 2951040, 3020640, 3049408, 3154560, 3335290, 3442880, 3680320, 3811760, 4002348, 4027520, 4131456, 4416384, 4574112, 5002935, 5164320, 5336464, 5520480, 5717640, 6041280, 6098816, 6670580, 6885760, 7360640, 7623520, 8004696, 9148224, 10005870, 10328640, 10672928, 11040960, 11435280, 12082560, 13341160, 15247040, 16009392, 18296448, 20011740, 20657280, 21345856, 22081920, 22870560, 26682320, 30494080, 32018784, 40023480, 42691712, 45741120, 53364640, 64037568, 80046960, 91482240, 106729280, 128075136, 160093920, 213458560, 320187840, 640375680]

約数ペア:

[(1, 640375680), (2, 320187840), (3, 213458560), (4, 160093920), (5, 128075136), (6, 106729280), (7, 91482240), (8, 80046960), (10, 64037568), (12, 53364640), (14, 45741120), (15, 42691712), (16, 40023480), (20, 32018784), (21, 30494080), (24, 26682320), (28, 22870560), (29, 22081920), (30, 21345856), (31, 20657280), (32, 20011740), (35, 18296448), (40, 16009392), (42, 15247040), (48, 13341160), (53, 12082560), (56, 11435280), (58, 11040960), (60, 10672928), (62, 10328640), (64, 10005870), (70, 9148224), (80, 8004696), (84, 7623520), (87, 7360640), (93, 6885760), (96, 6670580), (105, 6098816), (106, 6041280), (112, 5717640), (116, 5520480), (120, 5336464), (124, 5164320), (128, 5002935), (140, 4574112), (145, 4416384), (155, 4131456), (159, 4027520), (160, 4002348), (168, 3811760), (174, 3680320), (186, 3442880), (192, 3335290), (203, 3154560), (210, 3049408), (212, 3020640), (217, 2951040), (224, 2858820), (232, 2760240), (240, 2668232), (248, 2582160), (265, 2416512), (280, 2287056), (290, 2208192), (310, 2065728), (318, 2013760), (320, 2001174), (336, 1905880), (348, 1840160), (371, 1726080), (372, 1721440), (384, 1667645), (406, 1577280), (420, 1524704), (424, 1510320), (434, 1475520), (435, 1472128), (448, 1429410), (464, 1380120), (465, 1377152), (480, 1334116), (496, 1291080), (530, 1208256), (560, 1143528), (580, 1104096), (609, 1051520), (620, 1032864), (636, 1006880), (640, 1000587), (651, 983680), (672, 952940), (696, 920080), (742, 863040), (744, 860720), (795, 805504), (812, 788640), (840, 762352), (848, 755160), (868, 737760), (870, 736064), (896, 714705), (899, 712320), (928, 690060), (930, 688576), (960, 667058), (992, 645540), (1015, 630912), (1060, 604128), (1085, 590208), (1113, 575360), (1120, 571764), (1160, 552048), (1218, 525760), (1240, 516432), (1272, 503440), (1302, 491840), (1344, 476470), (1392, 460040), (1484, 431520), (1488, 430360), (1537, 416640), (1590, 402752), (1624, 394320), (1643, 389760), (1680, 381176), (1696, 377580), (1736, 368880), (1740, 368032), (1798, 356160), (1855, 345216), (1856, 345030), (1860, 344288), (1920, 333529), (1984, 322770), (2030, 315456), (2120, 302064), (2170, 295104), (2226, 287680), (2240, 285882), (2320, 276024), (2436, 262880), (2480, 258216), (2544, 251720), (2604, 245920), (2688, 238235), (2697, 237440), (2784, 230020), (2968, 215760), (2976, 215180), (3045, 210304), (3074, 208320), (3180, 201376), (3248, 197160), (3255, 196736), (3286, 194880), (3360, 190588), (3392, 188790), (3472, 184440), (3480, 184016), (3596, 178080), (3710, 172608), (3712, 172515), (3720, 172144), (3968, 161385), (4060, 157728), (4240, 151032), (4340, 147552), (4452, 143840), (4480, 142941), (4495, 142464), (4611, 138880), (4640, 138012), (4872, 131440), (4929, 129920), (4960, 129108), (5088, 125860), (5208, 122960), (5394, 118720), (5565, 115072), (5568, 115010), (5936, 107880), (5952, 107590), (6090, 105152), (6148, 104160), (6293, 101760), (6360, 100688), (6496, 98580), (6510, 98368), (6572, 97440), (6720, 95294), (6784, 94395), (6944, 92220), (6960, 92008), (7192, 89040), (7420, 86304), (7440, 86072), (7685, 83328), (8120, 78864), (8215, 77952), (8480, 75516), (8680, 73776), (8904, 71920), (8990, 71232), (9222, 69440), (9280, 69006), (9744, 65720), (9858, 64960), (9920, 64554), (10176, 62930), (10416, 61480), (10759, 59520), (10788, 59360), (11130, 57536), (11136, 57505), (11501, 55680), (11872, 53940), (11904, 53795), (12180, 52576), (12296, 52080), (12586, 50880), (12720, 50344), (12992, 49290), (13020, 49184), (13144, 48720), (13440, 47647), (13485, 47488), (13888, 46110), (13920, 46004), (14384, 44520), (14840, 43152), (14880, 43036), (15370, 41664), (16240, 39432), (16430, 38976), (16960, 37758), (17360, 36888), (17808, 35960), (17980, 35616), (18444, 34720), (18560, 34503), (18879, 33920), (19488, 32860), (19716, 32480), (19840, 32277), (20352, 31465), (20832, 30740), (21518, 29760), (21576, 29680), (22260, 28768), (23002, 27840), (23055, 27776), (23744, 26970), (24360, 26288), (24592, 26040), (24645, 25984), (25172, 25440)]