644978880

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1$

素因数の和:173

約数の個数: 672

約数和(自身を含む): 2875751424

約数和(自身を除く): 2230772544

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 23, 24, 26, 28, 30, 32, 35, 36, 39, 40, 42, 45, 46, 48, 52, 56, 60, 63, 64, 65, 69, 70, 72, 78, 80, 84, 90, 91, 92, 96, 104, 105, 107, 112, 115, 117, 120, 126, 130, 138, 140, 144, 156, 160, 161, 168, 180, 182, 184, 192, 195, 207, 208, 210, 214, 224, 230, 234, 240, 252, 260, 273, 276, 280, 288, 299, 312, 315, 320, 321, 322, 336, 345, 360, 364, 368, 390, 414, 416, 420, 428, 448, 455, 460, 468, 480, 483, 504, 520, 535, 546, 552, 560, 576, 585, 598, 624, 630, 642, 644, 672, 690, 720, 728, 736, 749, 780, 805, 819, 828, 832, 840, 856, 897, 910, 920, 936, 960, 963, 966, 1008, 1035, 1040, 1070, 1092, 1104, 1120, 1170, 1196, 1248, 1260, 1284, 1288, 1344, 1365, 1380, 1391, 1440, 1449, 1456, 1472, 1495, 1498, 1560, 1605, 1610, 1638, 1656, 1680, 1712, 1794, 1820, 1840, 1872, 1926, 1932, 2016, 2070, 2080, 2093, 2140, 2184, 2208, 2240, 2247, 2340, 2392, 2415, 2461, 2496, 2520, 2568, 2576, 2691, 2730, 2760, 2782, 2880, 2898, 2912, 2990, 2996, 3120, 3210, 3220, 3276, 3312, 3360, 3424, 3588, 3640, 3680, 3744, 3745, 3852, 3864, 4032, 4095, 4140, 4160, 4173, 4186, 4280, 4368, 4416, 4485, 4494, 4680, 4784, 4815, 4830, 4922, 5040, 5136, 5152, 5382, 5460, 5520, 5564, 5796, 5824, 5980, 5992, 6240, 6279, 6420, 6440, 6552, 6624, 6720, 6741, 6848, 6955, 7176, 7245, 7280, 7360, 7383, 7488, 7490, 7704, 7728, 8190, 8280, 8346, 8372, 8560, 8736, 8970, 8988, 9360, 9568, 9630, 9660, 9737, 9844, 10080, 10272, 10304, 10465, 10764, 10920, 11040, 11128, 11235, 11592, 11960, 11984, 12305, 12480, 12519, 12558, 12840, 12880, 13104, 13248, 13455, 13482, 13910, 14352, 14490, 14560, 14766, 14980, 15408, 15456, 16380, 16560, 16692, 16744, 17120, 17227, 17472, 17940, 17976, 18720, 18837, 19136, 19260, 19320, 19474, 19688, 20160, 20544, 20865, 20930, 21528, 21840, 22080, 22149, 22256, 22470, 23184, 23920, 23968, 24610, 25038, 25116, 25680, 25760, 26208, 26910, 26964, 27820, 28704, 28980, 29120, 29211, 29532, 29960, 30816, 30912, 31395, 31993, 32760, 33120, 33384, 33488, 33705, 34240, 34454, 35880, 35952, 36915, 37440, 37674, 38520, 38640, 38948, 39376, 41730, 41860, 43056, 43680, 44298, 44512, 44940, 46368, 47840, 47936, 48685, 49220, 50076, 50232, 51360, 51520, 51681, 52416, 53820, 53928, 55640, 57408, 57960, 58422, 59064, 59920, 61632, 62595, 62790, 63986, 65520, 66240, 66768, 66976, 67410, 68908, 71760, 71904, 73830, 75348, 77040, 77280, 77896, 78752, 83460, 83720, 86112, 86135, 87360, 87633, 88596, 89024, 89880, 92736, 94185, 95680, 95979, 97370, 98440, 100152, 100464, 102720, 103362, 107640, 107856, 110745, 111280, 115920, 116844, 118128, 119840, 125190, 125580, 127972, 131040, 133536, 133952, 134820, 137816, 143520, 143808, 146055, 147660, 150696, 154080, 154560, 155043, 155792, 157504, 159965, 166920, 167440, 172224, 172270, 175266, 177192, 179760, 188370, 191958, 194740, 196880, 200304, 200928, 206724, 215280, 215712, 221490, 222560, 223951, 231840, 233688, 236256, 239680, 250380, 251160, 255944, 258405, 262080, 267072, 269640, 275632, 287040, 287937, 292110, 295320, 301392, 308160, 310086, 311584, 319930, 333840, 334880, 344540, 350532, 354384, 359520, 376740, 383916, 389480, 393760, 400608, 401856, 413448, 430560, 431424, 438165, 442980, 445120, 447902, 463680, 467376, 472512, 479895, 500760, 502320, 511888, 516810, 539280, 551264, 575874, 584220, 590640, 602784, 620172, 623168, 639860, 667680, 669760, 671853, 689080, 701064, 708768, 719040, 753480, 767832, 775215, 778960, 787520, 801216, 826896, 861120, 876330, 885960, 895804, 934752, 959790, 1001520, 1004640, 1023776, 1033620, 1078560, 1102528, 1119755, 1151748, 1168440, 1181280, 1205568, 1240344, 1279720, 1335360, 1343706, 1378160, 1402128, 1417536, 1439685, 1506960, 1535664, 1550430, 1557920, 1653792, 1752660, 1771920, 1791608, 1869504, 1919580, 2003040, 2009280, 2015559, 2047552, 2067240, 2157120, 2239510, 2303496, 2336880, 2362560, 2480688, 2559440, 2687412, 2756320, 2804256, 2879370, 3013920, 3071328, 3100860, 3115840, 3307584, 3359265, 3505320, 3543840, 3583216, 3839160, 4006080, 4031118, 4134480, 4479020, 4606992, 4673760, 4961376, 5118880, 5374824, 5512640, 5608512, 5758740, 6027840, 6142656, 6201720, 6718530, 7010640, 7087680, 7166432, 7678320, 8062236, 8268960, 8958040, 9213984, 9347520, 9922752, 10077795, 10237760, 10749648, 11517480, 12403440, 13437060, 14021280, 14332864, 15356640, 16124472, 16537920, 17916080, 18427968, 20155590, 21499296, 23034960, 24806880, 26874120, 28042560, 30713280, 32248944, 35832160, 40311180, 42998592, 46069920, 49613760, 53748240, 64497888, 71664320, 80622360, 92139840, 107496480, 128995776, 161244720, 214992960, 322489440, 644978880]

約数ペア:

[(1, 644978880), (2, 322489440), (3, 214992960), (4, 161244720), (5, 128995776), (6, 107496480), (7, 92139840), (8, 80622360), (9, 71664320), (10, 64497888), (12, 53748240), (13, 49613760), (14, 46069920), (15, 42998592), (16, 40311180), (18, 35832160), (20, 32248944), (21, 30713280), (23, 28042560), (24, 26874120), (26, 24806880), (28, 23034960), (30, 21499296), (32, 20155590), (35, 18427968), (36, 17916080), (39, 16537920), (40, 16124472), (42, 15356640), (45, 14332864), (46, 14021280), (48, 13437060), (52, 12403440), (56, 11517480), (60, 10749648), (63, 10237760), (64, 10077795), (65, 9922752), (69, 9347520), (70, 9213984), (72, 8958040), (78, 8268960), (80, 8062236), (84, 7678320), (90, 7166432), (91, 7087680), (92, 7010640), (96, 6718530), (104, 6201720), (105, 6142656), (107, 6027840), (112, 5758740), (115, 5608512), (117, 5512640), (120, 5374824), (126, 5118880), (130, 4961376), (138, 4673760), (140, 4606992), (144, 4479020), (156, 4134480), (160, 4031118), (161, 4006080), (168, 3839160), (180, 3583216), (182, 3543840), (184, 3505320), (192, 3359265), (195, 3307584), (207, 3115840), (208, 3100860), (210, 3071328), (214, 3013920), (224, 2879370), (230, 2804256), (234, 2756320), (240, 2687412), (252, 2559440), (260, 2480688), (273, 2362560), (276, 2336880), (280, 2303496), (288, 2239510), (299, 2157120), (312, 2067240), (315, 2047552), (320, 2015559), (321, 2009280), (322, 2003040), (336, 1919580), (345, 1869504), (360, 1791608), (364, 1771920), (368, 1752660), (390, 1653792), (414, 1557920), (416, 1550430), (420, 1535664), (428, 1506960), (448, 1439685), (455, 1417536), (460, 1402128), (468, 1378160), (480, 1343706), (483, 1335360), (504, 1279720), (520, 1240344), (535, 1205568), (546, 1181280), (552, 1168440), (560, 1151748), (576, 1119755), (585, 1102528), (598, 1078560), (624, 1033620), (630, 1023776), (642, 1004640), (644, 1001520), (672, 959790), (690, 934752), (720, 895804), (728, 885960), (736, 876330), (749, 861120), (780, 826896), (805, 801216), (819, 787520), (828, 778960), (832, 775215), (840, 767832), (856, 753480), (897, 719040), (910, 708768), (920, 701064), (936, 689080), (960, 671853), (963, 669760), (966, 667680), (1008, 639860), (1035, 623168), (1040, 620172), (1070, 602784), (1092, 590640), (1104, 584220), (1120, 575874), (1170, 551264), (1196, 539280), (1248, 516810), (1260, 511888), (1284, 502320), (1288, 500760), (1344, 479895), (1365, 472512), (1380, 467376), (1391, 463680), (1440, 447902), (1449, 445120), (1456, 442980), (1472, 438165), (1495, 431424), (1498, 430560), (1560, 413448), (1605, 401856), (1610, 400608), (1638, 393760), (1656, 389480), (1680, 383916), (1712, 376740), (1794, 359520), (1820, 354384), (1840, 350532), (1872, 344540), (1926, 334880), (1932, 333840), (2016, 319930), (2070, 311584), (2080, 310086), (2093, 308160), (2140, 301392), (2184, 295320), (2208, 292110), (2240, 287937), (2247, 287040), (2340, 275632), (2392, 269640), (2415, 267072), (2461, 262080), (2496, 258405), (2520, 255944), (2568, 251160), (2576, 250380), (2691, 239680), (2730, 236256), (2760, 233688), (2782, 231840), (2880, 223951), (2898, 222560), (2912, 221490), (2990, 215712), (2996, 215280), (3120, 206724), (3210, 200928), (3220, 200304), (3276, 196880), (3312, 194740), (3360, 191958), (3424, 188370), (3588, 179760), (3640, 177192), (3680, 175266), (3744, 172270), (3745, 172224), (3852, 167440), (3864, 166920), (4032, 159965), (4095, 157504), (4140, 155792), (4160, 155043), (4173, 154560), (4186, 154080), (4280, 150696), (4368, 147660), (4416, 146055), (4485, 143808), (4494, 143520), (4680, 137816), (4784, 134820), (4815, 133952), (4830, 133536), (4922, 131040), (5040, 127972), (5136, 125580), (5152, 125190), (5382, 119840), (5460, 118128), (5520, 116844), (5564, 115920), (5796, 111280), (5824, 110745), (5980, 107856), (5992, 107640), (6240, 103362), (6279, 102720), (6420, 100464), (6440, 100152), (6552, 98440), (6624, 97370), (6720, 95979), (6741, 95680), (6848, 94185), (6955, 92736), (7176, 89880), (7245, 89024), (7280, 88596), (7360, 87633), (7383, 87360), (7488, 86135), (7490, 86112), (7704, 83720), (7728, 83460), (8190, 78752), (8280, 77896), (8346, 77280), (8372, 77040), (8560, 75348), (8736, 73830), (8970, 71904), (8988, 71760), (9360, 68908), (9568, 67410), (9630, 66976), (9660, 66768), (9737, 66240), (9844, 65520), (10080, 63986), (10272, 62790), (10304, 62595), (10465, 61632), (10764, 59920), (10920, 59064), (11040, 58422), (11128, 57960), (11235, 57408), (11592, 55640), (11960, 53928), (11984, 53820), (12305, 52416), (12480, 51681), (12519, 51520), (12558, 51360), (12840, 50232), (12880, 50076), (13104, 49220), (13248, 48685), (13455, 47936), (13482, 47840), (13910, 46368), (14352, 44940), (14490, 44512), (14560, 44298), (14766, 43680), (14980, 43056), (15408, 41860), (15456, 41730), (16380, 39376), (16560, 38948), (16692, 38640), (16744, 38520), (17120, 37674), (17227, 37440), (17472, 36915), (17940, 35952), (17976, 35880), (18720, 34454), (18837, 34240), (19136, 33705), (19260, 33488), (19320, 33384), (19474, 33120), (19688, 32760), (20160, 31993), (20544, 31395), (20865, 30912), (20930, 30816), (21528, 29960), (21840, 29532), (22080, 29211), (22149, 29120), (22256, 28980), (22470, 28704), (23184, 27820), (23920, 26964), (23968, 26910), (24610, 26208), (25038, 25760), (25116, 25680)]