287105280

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{971}}^1$

素因数の和:1013

約数の個数: 288

約数和(自身を含む): 1144378368

約数和(自身を除く): 857273088

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 32, 33, 35, 40, 42, 44, 48, 55, 56, 60, 64, 66, 70, 77, 80, 84, 88, 96, 105, 110, 112, 120, 128, 132, 140, 154, 160, 165, 168, 176, 192, 210, 220, 224, 231, 240, 256, 264, 280, 308, 320, 330, 336, 352, 384, 385, 420, 440, 448, 462, 480, 528, 560, 616, 640, 660, 672, 704, 768, 770, 840, 880, 896, 924, 960, 971, 1056, 1120, 1155, 1232, 1280, 1320, 1344, 1408, 1540, 1680, 1760, 1792, 1848, 1920, 1942, 2112, 2240, 2310, 2464, 2640, 2688, 2816, 2913, 3080, 3360, 3520, 3696, 3840, 3884, 4224, 4480, 4620, 4855, 4928, 5280, 5376, 5826, 6160, 6720, 6797, 7040, 7392, 7768, 8448, 8960, 9240, 9710, 9856, 10560, 10681, 11652, 12320, 13440, 13594, 14080, 14565, 14784, 15536, 18480, 19420, 19712, 20391, 21120, 21362, 23304, 24640, 26880, 27188, 29130, 29568, 31072, 32043, 33985, 36960, 38840, 40782, 42240, 42724, 46608, 49280, 53405, 54376, 58260, 59136, 62144, 64086, 67970, 73920, 74767, 77680, 81564, 85448, 93216, 98560, 101955, 106810, 108752, 116520, 124288, 128172, 135940, 147840, 149534, 155360, 160215, 163128, 170896, 186432, 203910, 213620, 217504, 224301, 233040, 248576, 256344, 271880, 295680, 299068, 310720, 320430, 326256, 341792, 372864, 373835, 407820, 427240, 435008, 448602, 466080, 512688, 543760, 598136, 621440, 640860, 652512, 683584, 745728, 747670, 815640, 854480, 870016, 897204, 932160, 1025376, 1087520, 1121505, 1196272, 1242880, 1281720, 1305024, 1367168, 1495340, 1631280, 1708960, 1740032, 1794408, 1864320, 2050752, 2175040, 2243010, 2392544, 2563440, 2610048, 2734336, 2990680, 3262560, 3417920, 3588816, 3728640, 4101504, 4350080, 4486020, 4785088, 5126880, 5220096, 5981360, 6525120, 6835840, 7177632, 8203008, 8700160, 8972040, 9570176, 10253760, 11962720, 13050240, 13671680, 14355264, 17944080, 19140352, 20507520, 23925440, 26100480, 28710528, 35888160, 41015040, 47850880, 57421056, 71776320, 95701760, 143552640, 287105280]

約数ペア:

[(1, 287105280), (2, 143552640), (3, 95701760), (4, 71776320), (5, 57421056), (6, 47850880), (7, 41015040), (8, 35888160), (10, 28710528), (11, 26100480), (12, 23925440), (14, 20507520), (15, 19140352), (16, 17944080), (20, 14355264), (21, 13671680), (22, 13050240), (24, 11962720), (28, 10253760), (30, 9570176), (32, 8972040), (33, 8700160), (35, 8203008), (40, 7177632), (42, 6835840), (44, 6525120), (48, 5981360), (55, 5220096), (56, 5126880), (60, 4785088), (64, 4486020), (66, 4350080), (70, 4101504), (77, 3728640), (80, 3588816), (84, 3417920), (88, 3262560), (96, 2990680), (105, 2734336), (110, 2610048), (112, 2563440), (120, 2392544), (128, 2243010), (132, 2175040), (140, 2050752), (154, 1864320), (160, 1794408), (165, 1740032), (168, 1708960), (176, 1631280), (192, 1495340), (210, 1367168), (220, 1305024), (224, 1281720), (231, 1242880), (240, 1196272), (256, 1121505), (264, 1087520), (280, 1025376), (308, 932160), (320, 897204), (330, 870016), (336, 854480), (352, 815640), (384, 747670), (385, 745728), (420, 683584), (440, 652512), (448, 640860), (462, 621440), (480, 598136), (528, 543760), (560, 512688), (616, 466080), (640, 448602), (660, 435008), (672, 427240), (704, 407820), (768, 373835), (770, 372864), (840, 341792), (880, 326256), (896, 320430), (924, 310720), (960, 299068), (971, 295680), (1056, 271880), (1120, 256344), (1155, 248576), (1232, 233040), (1280, 224301), (1320, 217504), (1344, 213620), (1408, 203910), (1540, 186432), (1680, 170896), (1760, 163128), (1792, 160215), (1848, 155360), (1920, 149534), (1942, 147840), (2112, 135940), (2240, 128172), (2310, 124288), (2464, 116520), (2640, 108752), (2688, 106810), (2816, 101955), (2913, 98560), (3080, 93216), (3360, 85448), (3520, 81564), (3696, 77680), (3840, 74767), (3884, 73920), (4224, 67970), (4480, 64086), (4620, 62144), (4855, 59136), (4928, 58260), (5280, 54376), (5376, 53405), (5826, 49280), (6160, 46608), (6720, 42724), (6797, 42240), (7040, 40782), (7392, 38840), (7768, 36960), (8448, 33985), (8960, 32043), (9240, 31072), (9710, 29568), (9856, 29130), (10560, 27188), (10681, 26880), (11652, 24640), (12320, 23304), (13440, 21362), (13594, 21120), (14080, 20391), (14565, 19712), (14784, 19420), (15536, 18480)]