68977920

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:129

約数の個数: 288

約数和(自身を含む): 254306304

約数和(自身を除く): 185328384

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 23, 24, 30, 32, 33, 40, 44, 46, 48, 55, 60, 64, 66, 69, 71, 80, 88, 92, 96, 110, 115, 120, 128, 132, 138, 142, 160, 165, 176, 184, 192, 213, 220, 230, 240, 253, 256, 264, 276, 284, 320, 330, 345, 352, 355, 368, 384, 426, 440, 460, 480, 506, 528, 552, 568, 640, 660, 690, 704, 710, 736, 759, 768, 781, 852, 880, 920, 960, 1012, 1056, 1065, 1104, 1136, 1265, 1280, 1320, 1380, 1408, 1420, 1472, 1518, 1562, 1633, 1704, 1760, 1840, 1920, 2024, 2112, 2130, 2208, 2272, 2343, 2530, 2640, 2760, 2816, 2840, 2944, 3036, 3124, 3266, 3408, 3520, 3680, 3795, 3840, 3905, 4048, 4224, 4260, 4416, 4544, 4686, 4899, 5060, 5280, 5520, 5680, 5888, 6072, 6248, 6532, 6816, 7040, 7360, 7590, 7810, 8096, 8165, 8448, 8520, 8832, 9088, 9372, 9798, 10120, 10560, 11040, 11360, 11715, 12144, 12496, 13064, 13632, 14080, 14720, 15180, 15620, 16192, 16330, 17040, 17664, 17963, 18176, 18744, 19596, 20240, 21120, 22080, 22720, 23430, 24288, 24495, 24992, 26128, 27264, 29440, 30360, 31240, 32384, 32660, 34080, 35926, 37488, 39192, 40480, 42240, 44160, 45440, 46860, 48576, 48990, 49984, 52256, 53889, 54528, 60720, 62480, 64768, 65320, 68160, 71852, 74976, 78384, 80960, 88320, 89815, 90880, 93720, 97152, 97980, 99968, 104512, 107778, 121440, 124960, 130640, 136320, 143704, 149952, 156768, 161920, 179630, 187440, 194304, 195960, 199936, 209024, 215556, 242880, 249920, 261280, 269445, 272640, 287408, 299904, 313536, 323840, 359260, 374880, 391920, 418048, 431112, 485760, 499840, 522560, 538890, 574816, 599808, 627072, 718520, 749760, 783840, 862224, 971520, 999680, 1045120, 1077780, 1149632, 1254144, 1437040, 1499520, 1567680, 1724448, 2090240, 2155560, 2299264, 2874080, 2999040, 3135360, 3448896, 4311120, 4598528, 5748160, 6270720, 6897792, 8622240, 11496320, 13795584, 17244480, 22992640, 34488960, 68977920]

約数ペア:

[(1, 68977920), (2, 34488960), (3, 22992640), (4, 17244480), (5, 13795584), (6, 11496320), (8, 8622240), (10, 6897792), (11, 6270720), (12, 5748160), (15, 4598528), (16, 4311120), (20, 3448896), (22, 3135360), (23, 2999040), (24, 2874080), (30, 2299264), (32, 2155560), (33, 2090240), (40, 1724448), (44, 1567680), (46, 1499520), (48, 1437040), (55, 1254144), (60, 1149632), (64, 1077780), (66, 1045120), (69, 999680), (71, 971520), (80, 862224), (88, 783840), (92, 749760), (96, 718520), (110, 627072), (115, 599808), (120, 574816), (128, 538890), (132, 522560), (138, 499840), (142, 485760), (160, 431112), (165, 418048), (176, 391920), (184, 374880), (192, 359260), (213, 323840), (220, 313536), (230, 299904), (240, 287408), (253, 272640), (256, 269445), (264, 261280), (276, 249920), (284, 242880), (320, 215556), (330, 209024), (345, 199936), (352, 195960), (355, 194304), (368, 187440), (384, 179630), (426, 161920), (440, 156768), (460, 149952), (480, 143704), (506, 136320), (528, 130640), (552, 124960), (568, 121440), (640, 107778), (660, 104512), (690, 99968), (704, 97980), (710, 97152), (736, 93720), (759, 90880), (768, 89815), (781, 88320), (852, 80960), (880, 78384), (920, 74976), (960, 71852), (1012, 68160), (1056, 65320), (1065, 64768), (1104, 62480), (1136, 60720), (1265, 54528), (1280, 53889), (1320, 52256), (1380, 49984), (1408, 48990), (1420, 48576), (1472, 46860), (1518, 45440), (1562, 44160), (1633, 42240), (1704, 40480), (1760, 39192), (1840, 37488), (1920, 35926), (2024, 34080), (2112, 32660), (2130, 32384), (2208, 31240), (2272, 30360), (2343, 29440), (2530, 27264), (2640, 26128), (2760, 24992), (2816, 24495), (2840, 24288), (2944, 23430), (3036, 22720), (3124, 22080), (3266, 21120), (3408, 20240), (3520, 19596), (3680, 18744), (3795, 18176), (3840, 17963), (3905, 17664), (4048, 17040), (4224, 16330), (4260, 16192), (4416, 15620), (4544, 15180), (4686, 14720), (4899, 14080), (5060, 13632), (5280, 13064), (5520, 12496), (5680, 12144), (5888, 11715), (6072, 11360), (6248, 11040), (6532, 10560), (6816, 10120), (7040, 9798), (7360, 9372), (7590, 9088), (7810, 8832), (8096, 8520), (8165, 8448)]