20456487168

素因数分解:

$2^8\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{577}}^1$

素因数の和:729

約数の個数: 288

約数和(自身を含む): 60735056256

約数和(自身を除く): 40278569088

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 53, 64, 67, 78, 96, 104, 106, 128, 134, 156, 159, 192, 201, 208, 212, 256, 268, 312, 318, 384, 402, 416, 424, 536, 577, 624, 636, 689, 768, 804, 832, 848, 871, 1072, 1154, 1248, 1272, 1378, 1608, 1664, 1696, 1731, 1742, 2067, 2144, 2308, 2496, 2544, 2613, 2756, 3216, 3328, 3392, 3462, 3484, 3551, 4134, 4288, 4616, 4992, 5088, 5226, 5512, 6432, 6784, 6924, 6968, 7102, 7501, 8268, 8576, 9232, 9984, 10176, 10452, 10653, 11024, 12864, 13568, 13848, 13936, 14204, 15002, 16536, 17152, 18464, 20352, 20904, 21306, 22048, 22503, 25728, 27696, 27872, 28408, 30004, 30581, 33072, 36928, 38659, 40704, 41808, 42612, 44096, 45006, 46163, 51456, 55392, 55744, 56816, 60008, 61162, 66144, 73856, 77318, 83616, 85224, 88192, 90012, 91743, 92326, 110784, 111488, 113632, 115977, 120016, 122324, 132288, 138489, 147712, 154636, 167232, 170448, 176384, 180024, 183486, 184652, 221568, 222976, 227264, 231954, 240032, 244648, 264576, 276978, 309272, 334464, 340896, 360048, 366972, 369304, 397553, 443136, 454528, 463908, 480064, 489296, 502567, 529152, 553956, 618544, 668928, 681792, 720096, 733944, 738608, 795106, 909056, 927816, 960128, 978592, 1005134, 1107912, 1192659, 1237088, 1363584, 1440192, 1467888, 1477216, 1507701, 1590212, 1855632, 1920256, 1957184, 2010268, 2048927, 2215824, 2385318, 2474176, 2727168, 2880384, 2935776, 2954432, 3015402, 3180424, 3711264, 3914368, 4020536, 4097854, 4431648, 4770636, 4948352, 5760768, 5871552, 5908864, 6030804, 6146781, 6360848, 7422528, 7828736, 8041072, 8195708, 8863296, 9541272, 9896704, 11743104, 11817728, 12061608, 12293562, 12721696, 14845056, 16082144, 16391416, 17726592, 19082544, 23486208, 24123216, 24587124, 25443392, 26636051, 29690112, 32164288, 32782832, 35453184, 38165088, 48246432, 49174248, 50886784, 53272102, 64328576, 65565664, 76330176, 79908153, 96492864, 98348496, 101773568, 106544204, 128657152, 131131328, 152660352, 159816306, 192985728, 196696992, 213088408, 262262656, 305320704, 319632612, 385971456, 393393984, 426176816, 524525312, 639265224, 786787968, 852353632, 1278530448, 1573575936, 1704707264, 2557060896, 3409414528, 5114121792, 6818829056, 10228243584, 20456487168]

約数ペア:

[(1, 20456487168), (2, 10228243584), (3, 6818829056), (4, 5114121792), (6, 3409414528), (8, 2557060896), (12, 1704707264), (13, 1573575936), (16, 1278530448), (24, 852353632), (26, 786787968), (32, 639265224), (39, 524525312), (48, 426176816), (52, 393393984), (53, 385971456), (64, 319632612), (67, 305320704), (78, 262262656), (96, 213088408), (104, 196696992), (106, 192985728), (128, 159816306), (134, 152660352), (156, 131131328), (159, 128657152), (192, 106544204), (201, 101773568), (208, 98348496), (212, 96492864), (256, 79908153), (268, 76330176), (312, 65565664), (318, 64328576), (384, 53272102), (402, 50886784), (416, 49174248), (424, 48246432), (536, 38165088), (577, 35453184), (624, 32782832), (636, 32164288), (689, 29690112), (768, 26636051), (804, 25443392), (832, 24587124), (848, 24123216), (871, 23486208), (1072, 19082544), (1154, 17726592), (1248, 16391416), (1272, 16082144), (1378, 14845056), (1608, 12721696), (1664, 12293562), (1696, 12061608), (1731, 11817728), (1742, 11743104), (2067, 9896704), (2144, 9541272), (2308, 8863296), (2496, 8195708), (2544, 8041072), (2613, 7828736), (2756, 7422528), (3216, 6360848), (3328, 6146781), (3392, 6030804), (3462, 5908864), (3484, 5871552), (3551, 5760768), (4134, 4948352), (4288, 4770636), (4616, 4431648), (4992, 4097854), (5088, 4020536), (5226, 3914368), (5512, 3711264), (6432, 3180424), (6784, 3015402), (6924, 2954432), (6968, 2935776), (7102, 2880384), (7501, 2727168), (8268, 2474176), (8576, 2385318), (9232, 2215824), (9984, 2048927), (10176, 2010268), (10452, 1957184), (10653, 1920256), (11024, 1855632), (12864, 1590212), (13568, 1507701), (13848, 1477216), (13936, 1467888), (14204, 1440192), (15002, 1363584), (16536, 1237088), (17152, 1192659), (18464, 1107912), (20352, 1005134), (20904, 978592), (21306, 960128), (22048, 927816), (22503, 909056), (25728, 795106), (27696, 738608), (27872, 733944), (28408, 720096), (30004, 681792), (30581, 668928), (33072, 618544), (36928, 553956), (38659, 529152), (40704, 502567), (41808, 489296), (42612, 480064), (44096, 463908), (45006, 454528), (46163, 443136), (51456, 397553), (55392, 369304), (55744, 366972), (56816, 360048), (60008, 340896), (61162, 334464), (66144, 309272), (73856, 276978), (77318, 264576), (83616, 244648), (85224, 240032), (88192, 231954), (90012, 227264), (91743, 222976), (92326, 221568), (110784, 184652), (111488, 183486), (113632, 180024), (115977, 176384), (120016, 170448), (122324, 167232), (132288, 154636), (138489, 147712)]