131405760

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{227}}^1$

素因数の和:320

約数の個数: 224

約数和(自身を含む): 472561920

約数和(自身を除く): 341156160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 67, 72, 80, 90, 96, 108, 120, 134, 135, 144, 160, 180, 192, 201, 216, 227, 240, 268, 270, 288, 320, 335, 360, 402, 432, 454, 480, 536, 540, 576, 603, 670, 681, 720, 804, 864, 908, 960, 1005, 1072, 1080, 1135, 1206, 1340, 1362, 1440, 1608, 1728, 1809, 1816, 2010, 2043, 2144, 2160, 2270, 2412, 2680, 2724, 2880, 3015, 3216, 3405, 3618, 3632, 4020, 4086, 4288, 4320, 4540, 4824, 5360, 5448, 6030, 6129, 6432, 6810, 7236, 7264, 8040, 8172, 8640, 9045, 9080, 9648, 10215, 10720, 10896, 12060, 12258, 12864, 13620, 14472, 14528, 15209, 16080, 16344, 18090, 18160, 19296, 20430, 21440, 21792, 24120, 24516, 27240, 28944, 30418, 30645, 32160, 32688, 36180, 36320, 38592, 40860, 43584, 45627, 48240, 49032, 54480, 57888, 60836, 61290, 64320, 65376, 72360, 72640, 76045, 81720, 91254, 96480, 98064, 108960, 115776, 121672, 122580, 130752, 136881, 144720, 152090, 163440, 182508, 192960, 196128, 217920, 228135, 243344, 245160, 273762, 289440, 304180, 326880, 365016, 392256, 410643, 456270, 486688, 490320, 547524, 578880, 608360, 653760, 684405, 730032, 821286, 912540, 973376, 980640, 1095048, 1216720, 1368810, 1460064, 1642572, 1825080, 1961280, 2053215, 2190096, 2433440, 2737620, 2920128, 3285144, 3650160, 4106430, 4380192, 4866880, 5475240, 6570288, 7300320, 8212860, 8760384, 10950480, 13140576, 14600640, 16425720, 21900960, 26281152, 32851440, 43801920, 65702880, 131405760]

約数ペア:

[(1, 131405760), (2, 65702880), (3, 43801920), (4, 32851440), (5, 26281152), (6, 21900960), (8, 16425720), (9, 14600640), (10, 13140576), (12, 10950480), (15, 8760384), (16, 8212860), (18, 7300320), (20, 6570288), (24, 5475240), (27, 4866880), (30, 4380192), (32, 4106430), (36, 3650160), (40, 3285144), (45, 2920128), (48, 2737620), (54, 2433440), (60, 2190096), (64, 2053215), (67, 1961280), (72, 1825080), (80, 1642572), (90, 1460064), (96, 1368810), (108, 1216720), (120, 1095048), (134, 980640), (135, 973376), (144, 912540), (160, 821286), (180, 730032), (192, 684405), (201, 653760), (216, 608360), (227, 578880), (240, 547524), (268, 490320), (270, 486688), (288, 456270), (320, 410643), (335, 392256), (360, 365016), (402, 326880), (432, 304180), (454, 289440), (480, 273762), (536, 245160), (540, 243344), (576, 228135), (603, 217920), (670, 196128), (681, 192960), (720, 182508), (804, 163440), (864, 152090), (908, 144720), (960, 136881), (1005, 130752), (1072, 122580), (1080, 121672), (1135, 115776), (1206, 108960), (1340, 98064), (1362, 96480), (1440, 91254), (1608, 81720), (1728, 76045), (1809, 72640), (1816, 72360), (2010, 65376), (2043, 64320), (2144, 61290), (2160, 60836), (2270, 57888), (2412, 54480), (2680, 49032), (2724, 48240), (2880, 45627), (3015, 43584), (3216, 40860), (3405, 38592), (3618, 36320), (3632, 36180), (4020, 32688), (4086, 32160), (4288, 30645), (4320, 30418), (4540, 28944), (4824, 27240), (5360, 24516), (5448, 24120), (6030, 21792), (6129, 21440), (6432, 20430), (6810, 19296), (7236, 18160), (7264, 18090), (8040, 16344), (8172, 16080), (8640, 15209), (9045, 14528), (9080, 14472), (9648, 13620), (10215, 12864), (10720, 12258), (10896, 12060)]