257941320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1$

素因数の和:149

約数の個数: 384

約数和(自身を含む): 1011916800

約数和(自身を除く): 753975480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 23, 24, 26, 28, 30, 35, 39, 40, 42, 46, 52, 56, 60, 65, 69, 70, 78, 79, 84, 91, 92, 104, 105, 115, 120, 130, 138, 140, 156, 158, 161, 168, 169, 182, 184, 195, 210, 230, 237, 260, 273, 276, 280, 299, 312, 316, 322, 338, 345, 364, 390, 395, 420, 455, 460, 474, 483, 507, 520, 546, 552, 553, 598, 632, 644, 676, 690, 728, 780, 790, 805, 840, 845, 897, 910, 920, 948, 966, 1014, 1027, 1092, 1106, 1183, 1185, 1196, 1288, 1352, 1365, 1380, 1495, 1560, 1580, 1610, 1659, 1690, 1794, 1817, 1820, 1896, 1932, 2028, 2054, 2093, 2184, 2212, 2366, 2370, 2392, 2415, 2535, 2730, 2760, 2765, 2990, 3081, 3160, 3220, 3318, 3380, 3549, 3588, 3634, 3640, 3864, 3887, 4056, 4108, 4186, 4424, 4485, 4732, 4740, 4830, 5070, 5135, 5451, 5460, 5530, 5915, 5980, 6162, 6279, 6440, 6636, 6760, 7098, 7176, 7189, 7268, 7774, 8216, 8295, 8372, 8970, 9085, 9464, 9480, 9660, 10140, 10270, 10465, 10902, 10920, 11060, 11661, 11830, 11960, 12324, 12558, 12719, 13272, 13351, 14196, 14378, 14536, 15405, 15548, 16590, 16744, 17745, 17940, 18170, 19320, 19435, 20280, 20540, 20930, 21567, 21804, 22120, 23322, 23621, 23660, 24648, 25116, 25438, 26702, 27209, 27255, 28392, 28756, 30810, 31096, 31395, 33180, 35490, 35880, 35945, 36340, 38157, 38870, 40053, 41080, 41860, 43134, 43608, 46644, 47242, 47320, 50232, 50876, 53404, 54418, 54510, 57512, 58305, 61620, 62790, 63595, 66360, 66755, 70863, 70980, 71890, 72680, 76314, 77740, 80106, 81627, 83720, 86268, 93288, 93457, 94484, 101752, 106808, 107835, 108836, 109020, 116610, 118105, 123240, 125580, 127190, 133510, 136045, 141726, 141960, 143780, 152628, 155480, 160212, 163254, 165347, 172536, 186914, 188968, 190785, 200265, 215670, 217672, 218040, 233220, 236210, 251160, 254380, 267020, 272090, 280371, 283452, 287560, 305256, 307073, 320424, 326508, 330694, 354315, 373828, 381570, 400530, 408135, 431340, 466440, 467285, 472420, 496041, 508760, 534040, 544180, 560742, 566904, 614146, 653016, 661388, 708630, 747656, 763140, 801060, 816270, 826735, 862680, 921219, 934570, 944840, 992082, 1088360, 1121484, 1228292, 1322776, 1401855, 1417260, 1526280, 1535365, 1602120, 1632540, 1653470, 1842438, 1869140, 1984164, 2149511, 2242968, 2456584, 2480205, 2803710, 2834520, 3070730, 3265080, 3306940, 3684876, 3738280, 3968328, 4299022, 4606095, 4960410, 5607420, 6141460, 6448533, 6613880, 7369752, 8598044, 9212190, 9920820, 10747555, 11214840, 12282920, 12897066, 17196088, 18424380, 19841640, 21495110, 25794132, 32242665, 36848760, 42990220, 51588264, 64485330, 85980440, 128970660, 257941320]

約数ペア:

[(1, 257941320), (2, 128970660), (3, 85980440), (4, 64485330), (5, 51588264), (6, 42990220), (7, 36848760), (8, 32242665), (10, 25794132), (12, 21495110), (13, 19841640), (14, 18424380), (15, 17196088), (20, 12897066), (21, 12282920), (23, 11214840), (24, 10747555), (26, 9920820), (28, 9212190), (30, 8598044), (35, 7369752), (39, 6613880), (40, 6448533), (42, 6141460), (46, 5607420), (52, 4960410), (56, 4606095), (60, 4299022), (65, 3968328), (69, 3738280), (70, 3684876), (78, 3306940), (79, 3265080), (84, 3070730), (91, 2834520), (92, 2803710), (104, 2480205), (105, 2456584), (115, 2242968), (120, 2149511), (130, 1984164), (138, 1869140), (140, 1842438), (156, 1653470), (158, 1632540), (161, 1602120), (168, 1535365), (169, 1526280), (182, 1417260), (184, 1401855), (195, 1322776), (210, 1228292), (230, 1121484), (237, 1088360), (260, 992082), (273, 944840), (276, 934570), (280, 921219), (299, 862680), (312, 826735), (316, 816270), (322, 801060), (338, 763140), (345, 747656), (364, 708630), (390, 661388), (395, 653016), (420, 614146), (455, 566904), (460, 560742), (474, 544180), (483, 534040), (507, 508760), (520, 496041), (546, 472420), (552, 467285), (553, 466440), (598, 431340), (632, 408135), (644, 400530), (676, 381570), (690, 373828), (728, 354315), (780, 330694), (790, 326508), (805, 320424), (840, 307073), (845, 305256), (897, 287560), (910, 283452), (920, 280371), (948, 272090), (966, 267020), (1014, 254380), (1027, 251160), (1092, 236210), (1106, 233220), (1183, 218040), (1185, 217672), (1196, 215670), (1288, 200265), (1352, 190785), (1365, 188968), (1380, 186914), (1495, 172536), (1560, 165347), (1580, 163254), (1610, 160212), (1659, 155480), (1690, 152628), (1794, 143780), (1817, 141960), (1820, 141726), (1896, 136045), (1932, 133510), (2028, 127190), (2054, 125580), (2093, 123240), (2184, 118105), (2212, 116610), (2366, 109020), (2370, 108836), (2392, 107835), (2415, 106808), (2535, 101752), (2730, 94484), (2760, 93457), (2765, 93288), (2990, 86268), (3081, 83720), (3160, 81627), (3220, 80106), (3318, 77740), (3380, 76314), (3549, 72680), (3588, 71890), (3634, 70980), (3640, 70863), (3864, 66755), (3887, 66360), (4056, 63595), (4108, 62790), (4186, 61620), (4424, 58305), (4485, 57512), (4732, 54510), (4740, 54418), (4830, 53404), (5070, 50876), (5135, 50232), (5451, 47320), (5460, 47242), (5530, 46644), (5915, 43608), (5980, 43134), (6162, 41860), (6279, 41080), (6440, 40053), (6636, 38870), (6760, 38157), (7098, 36340), (7176, 35945), (7189, 35880), (7268, 35490), (7774, 33180), (8216, 31395), (8295, 31096), (8372, 30810), (8970, 28756), (9085, 28392), (9464, 27255), (9480, 27209), (9660, 26702), (10140, 25438), (10270, 25116), (10465, 24648), (10902, 23660), (10920, 23621), (11060, 23322), (11661, 22120), (11830, 21804), (11960, 21567), (12324, 20930), (12558, 20540), (12719, 20280), (13272, 19435), (13351, 19320), (14196, 18170), (14378, 17940), (14536, 17745), (15405, 16744), (15548, 16590)]