641921280

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1$

素因数の和:222

約数の個数: 576

約数和(自身を含む): 2769113088

約数和(自身を除く): 2127191808

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 13, 14, 15, 16, 20, 21, 22, 24, 26, 28, 30, 32, 33, 35, 39, 40, 42, 44, 48, 52, 55, 56, 60, 64, 65, 66, 70, 77, 78, 80, 84, 88, 91, 96, 104, 105, 110, 112, 120, 128, 130, 132, 140, 143, 154, 156, 160, 165, 167, 168, 176, 182, 192, 195, 208, 210, 220, 224, 231, 240, 256, 260, 264, 273, 280, 286, 308, 312, 320, 330, 334, 336, 352, 364, 384, 385, 390, 416, 420, 429, 440, 448, 455, 462, 480, 501, 520, 528, 546, 560, 572, 616, 624, 640, 660, 668, 672, 704, 715, 728, 768, 770, 780, 832, 835, 840, 858, 880, 896, 910, 924, 960, 1001, 1002, 1040, 1056, 1092, 1120, 1144, 1155, 1169, 1232, 1248, 1280, 1320, 1336, 1344, 1365, 1408, 1430, 1456, 1540, 1560, 1664, 1670, 1680, 1716, 1760, 1792, 1820, 1837, 1848, 1920, 2002, 2004, 2080, 2112, 2145, 2171, 2184, 2240, 2288, 2310, 2338, 2464, 2496, 2505, 2640, 2672, 2688, 2730, 2816, 2860, 2912, 3003, 3080, 3120, 3328, 3340, 3360, 3432, 3507, 3520, 3640, 3674, 3696, 3840, 4004, 4008, 4160, 4224, 4290, 4342, 4368, 4480, 4576, 4620, 4676, 4928, 4992, 5005, 5010, 5280, 5344, 5376, 5460, 5511, 5720, 5824, 5845, 6006, 6160, 6240, 6513, 6680, 6720, 6864, 7014, 7040, 7280, 7348, 7392, 8008, 8016, 8320, 8448, 8580, 8684, 8736, 8960, 9152, 9185, 9240, 9352, 9856, 9984, 10010, 10020, 10560, 10688, 10855, 10920, 11022, 11440, 11648, 11690, 12012, 12320, 12480, 12859, 13026, 13360, 13440, 13728, 14028, 14080, 14560, 14696, 14784, 15015, 15197, 16016, 16032, 16640, 17160, 17368, 17472, 17535, 18304, 18370, 18480, 18704, 19712, 20020, 20040, 21120, 21376, 21710, 21840, 22044, 22880, 23296, 23380, 23881, 24024, 24640, 24960, 25718, 26052, 26720, 26880, 27456, 27555, 28056, 29120, 29392, 29568, 30030, 30394, 32032, 32064, 32565, 34320, 34736, 34944, 35070, 36608, 36740, 36960, 37408, 38577, 40040, 40080, 42240, 42752, 43420, 43680, 44088, 45591, 45760, 46760, 47762, 48048, 49280, 49920, 51436, 52104, 53440, 54912, 55110, 56112, 58240, 58784, 59136, 60060, 60788, 64064, 64128, 64295, 65130, 68640, 69472, 69888, 70140, 71643, 73480, 73920, 74816, 75985, 77154, 80080, 80160, 86840, 87360, 88176, 91182, 91520, 93520, 95524, 96096, 98560, 102872, 104208, 106880, 109824, 110220, 112224, 116480, 117568, 119405, 120120, 121576, 128128, 128256, 128590, 130260, 137280, 138944, 140280, 143286, 146960, 147840, 149632, 151970, 154308, 160160, 160320, 167167, 173680, 174720, 176352, 182364, 183040, 187040, 191048, 192192, 192885, 205744, 208416, 213760, 220440, 224448, 227955, 235136, 238810, 240240, 243152, 256256, 257180, 260520, 274560, 277888, 280560, 286572, 293920, 295680, 299264, 303940, 308616, 320320, 320640, 334334, 347360, 349440, 352704, 358215, 364728, 374080, 382096, 384384, 385770, 411488, 416832, 440880, 448896, 455910, 470272, 477620, 480480, 486304, 501501, 514360, 521040, 549120, 555776, 561120, 573144, 587840, 607880, 617232, 640640, 641280, 668668, 694720, 705408, 716430, 729456, 748160, 764192, 768768, 771540, 822976, 833664, 835835, 881760, 897792, 911820, 955240, 960960, 972608, 1003002, 1028720, 1042080, 1122240, 1146288, 1175680, 1215760, 1234464, 1281280, 1337336, 1389440, 1410816, 1432860, 1458912, 1496320, 1528384, 1543080, 1645952, 1667328, 1671670, 1763520, 1823640, 1910480, 1921920, 1945216, 2006004, 2057440, 2084160, 2244480, 2292576, 2351360, 2431520, 2468928, 2507505, 2674672, 2778880, 2865720, 2917824, 3056768, 3086160, 3291904, 3343340, 3527040, 3647280, 3820960, 3843840, 3890432, 4012008, 4114880, 4168320, 4488960, 4585152, 4863040, 4937856, 5015010, 5349344, 5731440, 5835648, 6113536, 6172320, 6686680, 7054080, 7294560, 7641920, 8024016, 8229760, 8336640, 9170304, 9726080, 9875712, 10030020, 10698688, 11462880, 11671296, 12344640, 13373360, 14589120, 15283840, 16048032, 16459520, 18340608, 19452160, 20060040, 21397376, 22925760, 24689280, 26746720, 29178240, 30567680, 32096064, 40120080, 42794752, 45851520, 49378560, 53493440, 58356480, 64192128, 80240160, 91703040, 106986880, 128384256, 160480320, 213973760, 320960640, 641921280]

約数ペア:

[(1, 641921280), (2, 320960640), (3, 213973760), (4, 160480320), (5, 128384256), (6, 106986880), (7, 91703040), (8, 80240160), (10, 64192128), (11, 58356480), (12, 53493440), (13, 49378560), (14, 45851520), (15, 42794752), (16, 40120080), (20, 32096064), (21, 30567680), (22, 29178240), (24, 26746720), (26, 24689280), (28, 22925760), (30, 21397376), (32, 20060040), (33, 19452160), (35, 18340608), (39, 16459520), (40, 16048032), (42, 15283840), (44, 14589120), (48, 13373360), (52, 12344640), (55, 11671296), (56, 11462880), (60, 10698688), (64, 10030020), (65, 9875712), (66, 9726080), (70, 9170304), (77, 8336640), (78, 8229760), (80, 8024016), (84, 7641920), (88, 7294560), (91, 7054080), (96, 6686680), (104, 6172320), (105, 6113536), (110, 5835648), (112, 5731440), (120, 5349344), (128, 5015010), (130, 4937856), (132, 4863040), (140, 4585152), (143, 4488960), (154, 4168320), (156, 4114880), (160, 4012008), (165, 3890432), (167, 3843840), (168, 3820960), (176, 3647280), (182, 3527040), (192, 3343340), (195, 3291904), (208, 3086160), (210, 3056768), (220, 2917824), (224, 2865720), (231, 2778880), (240, 2674672), (256, 2507505), (260, 2468928), (264, 2431520), (273, 2351360), (280, 2292576), (286, 2244480), (308, 2084160), (312, 2057440), (320, 2006004), (330, 1945216), (334, 1921920), (336, 1910480), (352, 1823640), (364, 1763520), (384, 1671670), (385, 1667328), (390, 1645952), (416, 1543080), (420, 1528384), (429, 1496320), (440, 1458912), (448, 1432860), (455, 1410816), (462, 1389440), (480, 1337336), (501, 1281280), (520, 1234464), (528, 1215760), (546, 1175680), (560, 1146288), (572, 1122240), (616, 1042080), (624, 1028720), (640, 1003002), (660, 972608), (668, 960960), (672, 955240), (704, 911820), (715, 897792), (728, 881760), (768, 835835), (770, 833664), (780, 822976), (832, 771540), (835, 768768), (840, 764192), (858, 748160), (880, 729456), (896, 716430), (910, 705408), (924, 694720), (960, 668668), (1001, 641280), (1002, 640640), (1040, 617232), (1056, 607880), (1092, 587840), (1120, 573144), (1144, 561120), (1155, 555776), (1169, 549120), (1232, 521040), (1248, 514360), (1280, 501501), (1320, 486304), (1336, 480480), (1344, 477620), (1365, 470272), (1408, 455910), (1430, 448896), (1456, 440880), (1540, 416832), (1560, 411488), (1664, 385770), (1670, 384384), (1680, 382096), (1716, 374080), (1760, 364728), (1792, 358215), (1820, 352704), (1837, 349440), (1848, 347360), (1920, 334334), (2002, 320640), (2004, 320320), (2080, 308616), (2112, 303940), (2145, 299264), (2171, 295680), (2184, 293920), (2240, 286572), (2288, 280560), (2310, 277888), (2338, 274560), (2464, 260520), (2496, 257180), (2505, 256256), (2640, 243152), (2672, 240240), (2688, 238810), (2730, 235136), (2816, 227955), (2860, 224448), (2912, 220440), (3003, 213760), (3080, 208416), (3120, 205744), (3328, 192885), (3340, 192192), (3360, 191048), (3432, 187040), (3507, 183040), (3520, 182364), (3640, 176352), (3674, 174720), (3696, 173680), (3840, 167167), (4004, 160320), (4008, 160160), (4160, 154308), (4224, 151970), (4290, 149632), (4342, 147840), (4368, 146960), (4480, 143286), (4576, 140280), (4620, 138944), (4676, 137280), (4928, 130260), (4992, 128590), (5005, 128256), (5010, 128128), (5280, 121576), (5344, 120120), (5376, 119405), (5460, 117568), (5511, 116480), (5720, 112224), (5824, 110220), (5845, 109824), (6006, 106880), (6160, 104208), (6240, 102872), (6513, 98560), (6680, 96096), (6720, 95524), (6864, 93520), (7014, 91520), (7040, 91182), (7280, 88176), (7348, 87360), (7392, 86840), (8008, 80160), (8016, 80080), (8320, 77154), (8448, 75985), (8580, 74816), (8684, 73920), (8736, 73480), (8960, 71643), (9152, 70140), (9185, 69888), (9240, 69472), (9352, 68640), (9856, 65130), (9984, 64295), (10010, 64128), (10020, 64064), (10560, 60788), (10688, 60060), (10855, 59136), (10920, 58784), (11022, 58240), (11440, 56112), (11648, 55110), (11690, 54912), (12012, 53440), (12320, 52104), (12480, 51436), (12859, 49920), (13026, 49280), (13360, 48048), (13440, 47762), (13728, 46760), (14028, 45760), (14080, 45591), (14560, 44088), (14696, 43680), (14784, 43420), (15015, 42752), (15197, 42240), (16016, 40080), (16032, 40040), (16640, 38577), (17160, 37408), (17368, 36960), (17472, 36740), (17535, 36608), (18304, 35070), (18370, 34944), (18480, 34736), (18704, 34320), (19712, 32565), (20020, 32064), (20040, 32032), (21120, 30394), (21376, 30030), (21710, 29568), (21840, 29392), (22044, 29120), (22880, 28056), (23296, 27555), (23380, 27456), (23881, 26880), (24024, 26720), (24640, 26052), (24960, 25718)]