256415040

素因数分解:

$2^6\times 3^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1$

素因数の和:139

約数の個数: 504

約数和(自身を含む): 1084112640

約数和(自身を除く): 827697600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 23, 24, 28, 30, 32, 35, 36, 40, 42, 45, 46, 48, 49, 56, 60, 63, 64, 69, 70, 72, 79, 80, 84, 90, 92, 96, 98, 105, 112, 115, 120, 126, 138, 140, 144, 147, 158, 160, 161, 168, 180, 184, 192, 196, 207, 210, 224, 230, 237, 240, 245, 252, 276, 280, 288, 294, 315, 316, 320, 322, 336, 345, 360, 368, 392, 395, 414, 420, 441, 448, 460, 474, 480, 483, 490, 504, 552, 553, 560, 576, 588, 630, 632, 644, 672, 690, 711, 720, 735, 736, 784, 790, 805, 828, 840, 882, 920, 948, 960, 966, 980, 1008, 1035, 1104, 1106, 1120, 1127, 1176, 1185, 1260, 1264, 1288, 1344, 1380, 1422, 1440, 1449, 1470, 1472, 1568, 1580, 1610, 1656, 1659, 1680, 1764, 1817, 1840, 1896, 1932, 1960, 2016, 2070, 2205, 2208, 2212, 2240, 2254, 2352, 2370, 2415, 2520, 2528, 2576, 2760, 2765, 2844, 2880, 2898, 2940, 3136, 3160, 3220, 3312, 3318, 3360, 3381, 3528, 3555, 3634, 3680, 3792, 3864, 3871, 3920, 4032, 4140, 4410, 4416, 4424, 4508, 4704, 4740, 4830, 4977, 5040, 5056, 5152, 5451, 5520, 5530, 5635, 5688, 5796, 5880, 6320, 6440, 6624, 6636, 6720, 6762, 7056, 7110, 7245, 7268, 7360, 7584, 7728, 7742, 7840, 8280, 8295, 8820, 8848, 9016, 9085, 9408, 9480, 9660, 9954, 10080, 10143, 10304, 10902, 11040, 11060, 11270, 11376, 11592, 11613, 11760, 12640, 12719, 12880, 13248, 13272, 13524, 14112, 14220, 14490, 14536, 15168, 15456, 15484, 15680, 16353, 16560, 16590, 16905, 17640, 17696, 18032, 18170, 18960, 19320, 19355, 19908, 20160, 20286, 21804, 22080, 22120, 22540, 22752, 23184, 23226, 23520, 24885, 25280, 25438, 25760, 26544, 27048, 27255, 28224, 28440, 28980, 29072, 30912, 30968, 32706, 33120, 33180, 33810, 34839, 35280, 35392, 36064, 36340, 37920, 38157, 38640, 38710, 39816, 40572, 43608, 44240, 45080, 45504, 46368, 46452, 47040, 49770, 50715, 50876, 51520, 53088, 54096, 54510, 56880, 57960, 58065, 58144, 61936, 63595, 65412, 66240, 66360, 67620, 69678, 70560, 72128, 72680, 75840, 76314, 77280, 77420, 79632, 81144, 81765, 87216, 88480, 89033, 90160, 92736, 92904, 99540, 101430, 101752, 106176, 108192, 109020, 113760, 114471, 115920, 116130, 116288, 123872, 127190, 130824, 132720, 135240, 139356, 141120, 145360, 152628, 154560, 154840, 159264, 162288, 163530, 174195, 174432, 176960, 178066, 180320, 185808, 190785, 199080, 202860, 203504, 216384, 218040, 227520, 228942, 231840, 232260, 247744, 254380, 261648, 265440, 267099, 270480, 278712, 290720, 305256, 309680, 318528, 324576, 327060, 348390, 348864, 356132, 360640, 371616, 381570, 398160, 405720, 407008, 436080, 445165, 457884, 463680, 464520, 508760, 523296, 530880, 534198, 540960, 557424, 572355, 581440, 610512, 619360, 649152, 654120, 696780, 712264, 743232, 763140, 796320, 801297, 811440, 814016, 872160, 890330, 915768, 929040, 1017520, 1046592, 1068396, 1081920, 1114848, 1144710, 1221024, 1238720, 1308240, 1335495, 1393560, 1424528, 1526280, 1592640, 1602594, 1622880, 1744320, 1780660, 1831536, 1858080, 2035040, 2136792, 2229696, 2289420, 2442048, 2616480, 2670990, 2787120, 2849056, 3052560, 3205188, 3245760, 3561320, 3663072, 3716160, 4006485, 4070080, 4273584, 4578840, 5232960, 5341980, 5574240, 5698112, 6105120, 6410376, 7122640, 7326144, 8012970, 8547168, 9157680, 10683960, 11148480, 12210240, 12820752, 14245280, 16025940, 17094336, 18315360, 21367920, 25641504, 28490560, 32051880, 36630720, 42735840, 51283008, 64103760, 85471680, 128207520, 256415040]

約数ペア:

[(1, 256415040), (2, 128207520), (3, 85471680), (4, 64103760), (5, 51283008), (6, 42735840), (7, 36630720), (8, 32051880), (9, 28490560), (10, 25641504), (12, 21367920), (14, 18315360), (15, 17094336), (16, 16025940), (18, 14245280), (20, 12820752), (21, 12210240), (23, 11148480), (24, 10683960), (28, 9157680), (30, 8547168), (32, 8012970), (35, 7326144), (36, 7122640), (40, 6410376), (42, 6105120), (45, 5698112), (46, 5574240), (48, 5341980), (49, 5232960), (56, 4578840), (60, 4273584), (63, 4070080), (64, 4006485), (69, 3716160), (70, 3663072), (72, 3561320), (79, 3245760), (80, 3205188), (84, 3052560), (90, 2849056), (92, 2787120), (96, 2670990), (98, 2616480), (105, 2442048), (112, 2289420), (115, 2229696), (120, 2136792), (126, 2035040), (138, 1858080), (140, 1831536), (144, 1780660), (147, 1744320), (158, 1622880), (160, 1602594), (161, 1592640), (168, 1526280), (180, 1424528), (184, 1393560), (192, 1335495), (196, 1308240), (207, 1238720), (210, 1221024), (224, 1144710), (230, 1114848), (237, 1081920), (240, 1068396), (245, 1046592), (252, 1017520), (276, 929040), (280, 915768), (288, 890330), (294, 872160), (315, 814016), (316, 811440), (320, 801297), (322, 796320), (336, 763140), (345, 743232), (360, 712264), (368, 696780), (392, 654120), (395, 649152), (414, 619360), (420, 610512), (441, 581440), (448, 572355), (460, 557424), (474, 540960), (480, 534198), (483, 530880), (490, 523296), (504, 508760), (552, 464520), (553, 463680), (560, 457884), (576, 445165), (588, 436080), (630, 407008), (632, 405720), (644, 398160), (672, 381570), (690, 371616), (711, 360640), (720, 356132), (735, 348864), (736, 348390), (784, 327060), (790, 324576), (805, 318528), (828, 309680), (840, 305256), (882, 290720), (920, 278712), (948, 270480), (960, 267099), (966, 265440), (980, 261648), (1008, 254380), (1035, 247744), (1104, 232260), (1106, 231840), (1120, 228942), (1127, 227520), (1176, 218040), (1185, 216384), (1260, 203504), (1264, 202860), (1288, 199080), (1344, 190785), (1380, 185808), (1422, 180320), (1440, 178066), (1449, 176960), (1470, 174432), (1472, 174195), (1568, 163530), (1580, 162288), (1610, 159264), (1656, 154840), (1659, 154560), (1680, 152628), (1764, 145360), (1817, 141120), (1840, 139356), (1896, 135240), (1932, 132720), (1960, 130824), (2016, 127190), (2070, 123872), (2205, 116288), (2208, 116130), (2212, 115920), (2240, 114471), (2254, 113760), (2352, 109020), (2370, 108192), (2415, 106176), (2520, 101752), (2528, 101430), (2576, 99540), (2760, 92904), (2765, 92736), (2844, 90160), (2880, 89033), (2898, 88480), (2940, 87216), (3136, 81765), (3160, 81144), (3220, 79632), (3312, 77420), (3318, 77280), (3360, 76314), (3381, 75840), (3528, 72680), (3555, 72128), (3634, 70560), (3680, 69678), (3792, 67620), (3864, 66360), (3871, 66240), (3920, 65412), (4032, 63595), (4140, 61936), (4410, 58144), (4416, 58065), (4424, 57960), (4508, 56880), (4704, 54510), (4740, 54096), (4830, 53088), (4977, 51520), (5040, 50876), (5056, 50715), (5152, 49770), (5451, 47040), (5520, 46452), (5530, 46368), (5635, 45504), (5688, 45080), (5796, 44240), (5880, 43608), (6320, 40572), (6440, 39816), (6624, 38710), (6636, 38640), (6720, 38157), (6762, 37920), (7056, 36340), (7110, 36064), (7245, 35392), (7268, 35280), (7360, 34839), (7584, 33810), (7728, 33180), (7742, 33120), (7840, 32706), (8280, 30968), (8295, 30912), (8820, 29072), (8848, 28980), (9016, 28440), (9085, 28224), (9408, 27255), (9480, 27048), (9660, 26544), (9954, 25760), (10080, 25438), (10143, 25280), (10304, 24885), (10902, 23520), (11040, 23226), (11060, 23184), (11270, 22752), (11376, 22540), (11592, 22120), (11613, 22080), (11760, 21804), (12640, 20286), (12719, 20160), (12880, 19908), (13248, 19355), (13272, 19320), (13524, 18960), (14112, 18170), (14220, 18032), (14490, 17696), (14536, 17640), (15168, 16905), (15456, 16590), (15484, 16560), (15680, 16353)]