168945920

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1$

素因数の和:129

約数の個数: 216

約数和(自身を含む): 484771392

約数和(自身を除く): 315825472

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 64, 65, 71, 80, 88, 104, 110, 128, 130, 142, 143, 160, 169, 176, 208, 220, 256, 260, 284, 286, 320, 338, 352, 355, 416, 440, 520, 568, 572, 640, 676, 704, 710, 715, 781, 832, 845, 880, 923, 1040, 1136, 1144, 1280, 1352, 1408, 1420, 1430, 1562, 1664, 1690, 1760, 1846, 1859, 2080, 2272, 2288, 2704, 2816, 2840, 2860, 3124, 3328, 3380, 3520, 3692, 3718, 3905, 4160, 4544, 4576, 4615, 5408, 5680, 5720, 6248, 6760, 7040, 7384, 7436, 7810, 8320, 9088, 9152, 9230, 9295, 10153, 10816, 11360, 11440, 11999, 12496, 13520, 14080, 14768, 14872, 15620, 16640, 18176, 18304, 18460, 18590, 20306, 21632, 22720, 22880, 23998, 24992, 27040, 29536, 29744, 31240, 36608, 36920, 37180, 40612, 43264, 45440, 45760, 47996, 49984, 50765, 54080, 59072, 59488, 59995, 62480, 73840, 74360, 81224, 90880, 91520, 95992, 99968, 101530, 108160, 118144, 118976, 119990, 124960, 131989, 147680, 148720, 162448, 183040, 191984, 199936, 203060, 216320, 236288, 237952, 239980, 249920, 263978, 295360, 297440, 324896, 383968, 406120, 475904, 479960, 499840, 527956, 590720, 594880, 649792, 659945, 767936, 812240, 959920, 999680, 1055912, 1181440, 1189760, 1299584, 1319890, 1535872, 1624480, 1919840, 2111824, 2379520, 2599168, 2639780, 3071744, 3248960, 3839680, 4223648, 5279560, 6497920, 7679360, 8447296, 10559120, 12995840, 15358720, 16894592, 21118240, 33789184, 42236480, 84472960, 168945920]

約数ペア:

[(1, 168945920), (2, 84472960), (4, 42236480), (5, 33789184), (8, 21118240), (10, 16894592), (11, 15358720), (13, 12995840), (16, 10559120), (20, 8447296), (22, 7679360), (26, 6497920), (32, 5279560), (40, 4223648), (44, 3839680), (52, 3248960), (55, 3071744), (64, 2639780), (65, 2599168), (71, 2379520), (80, 2111824), (88, 1919840), (104, 1624480), (110, 1535872), (128, 1319890), (130, 1299584), (142, 1189760), (143, 1181440), (160, 1055912), (169, 999680), (176, 959920), (208, 812240), (220, 767936), (256, 659945), (260, 649792), (284, 594880), (286, 590720), (320, 527956), (338, 499840), (352, 479960), (355, 475904), (416, 406120), (440, 383968), (520, 324896), (568, 297440), (572, 295360), (640, 263978), (676, 249920), (704, 239980), (710, 237952), (715, 236288), (781, 216320), (832, 203060), (845, 199936), (880, 191984), (923, 183040), (1040, 162448), (1136, 148720), (1144, 147680), (1280, 131989), (1352, 124960), (1408, 119990), (1420, 118976), (1430, 118144), (1562, 108160), (1664, 101530), (1690, 99968), (1760, 95992), (1846, 91520), (1859, 90880), (2080, 81224), (2272, 74360), (2288, 73840), (2704, 62480), (2816, 59995), (2840, 59488), (2860, 59072), (3124, 54080), (3328, 50765), (3380, 49984), (3520, 47996), (3692, 45760), (3718, 45440), (3905, 43264), (4160, 40612), (4544, 37180), (4576, 36920), (4615, 36608), (5408, 31240), (5680, 29744), (5720, 29536), (6248, 27040), (6760, 24992), (7040, 23998), (7384, 22880), (7436, 22720), (7810, 21632), (8320, 20306), (9088, 18590), (9152, 18460), (9230, 18304), (9295, 18176), (10153, 16640), (10816, 15620), (11360, 14872), (11440, 14768), (11999, 14080), (12496, 13520)]