131258880

素因数分解:

$2^9\times 3^5\times 5^1\times {\mathrm{211}}^1$

素因数の和:249

約数の個数: 240

約数和(自身を含む): 473657184

約数和(自身を除く): 342398304

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, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 211, 216, 240, 243, 256, 270, 288, 320, 324, 360, 384, 405, 422, 432, 480, 486, 512, 540, 576, 633, 640, 648, 720, 768, 810, 844, 864, 960, 972, 1055, 1080, 1152, 1215, 1266, 1280, 1296, 1440, 1536, 1620, 1688, 1728, 1899, 1920, 1944, 2110, 2160, 2304, 2430, 2532, 2560, 2592, 2880, 3165, 3240, 3376, 3456, 3798, 3840, 3888, 4220, 4320, 4608, 4860, 5064, 5184, 5697, 5760, 6330, 6480, 6752, 6912, 7596, 7680, 7776, 8440, 8640, 9495, 9720, 10128, 10368, 11394, 11520, 12660, 12960, 13504, 13824, 15192, 15552, 16880, 17091, 17280, 18990, 19440, 20256, 20736, 22788, 23040, 25320, 25920, 27008, 28485, 30384, 31104, 33760, 34182, 34560, 37980, 38880, 40512, 41472, 45576, 50640, 51273, 51840, 54016, 56970, 60768, 62208, 67520, 68364, 69120, 75960, 77760, 81024, 85455, 91152, 101280, 102546, 103680, 108032, 113940, 121536, 124416, 135040, 136728, 151920, 155520, 162048, 170910, 182304, 202560, 205092, 207360, 227880, 243072, 256365, 270080, 273456, 303840, 311040, 324096, 341820, 364608, 405120, 410184, 455760, 486144, 512730, 540160, 546912, 607680, 622080, 683640, 729216, 810240, 820368, 911520, 972288, 1025460, 1093824, 1215360, 1367280, 1458432, 1620480, 1640736, 1823040, 2050920, 2187648, 2430720, 2734560, 2916864, 3281472, 3646080, 4101840, 4375296, 4861440, 5469120, 6562944, 7292160, 8203680, 8750592, 10938240, 13125888, 14584320, 16407360, 21876480, 26251776, 32814720, 43752960, 65629440, 131258880]

約数ペア:

[(1, 131258880), (2, 65629440), (3, 43752960), (4, 32814720), (5, 26251776), (6, 21876480), (8, 16407360), (9, 14584320), (10, 13125888), (12, 10938240), (15, 8750592), (16, 8203680), (18, 7292160), (20, 6562944), (24, 5469120), (27, 4861440), (30, 4375296), (32, 4101840), (36, 3646080), (40, 3281472), (45, 2916864), (48, 2734560), (54, 2430720), (60, 2187648), (64, 2050920), (72, 1823040), (80, 1640736), (81, 1620480), (90, 1458432), (96, 1367280), (108, 1215360), (120, 1093824), (128, 1025460), (135, 972288), (144, 911520), (160, 820368), (162, 810240), (180, 729216), (192, 683640), (211, 622080), (216, 607680), (240, 546912), (243, 540160), (256, 512730), (270, 486144), (288, 455760), (320, 410184), (324, 405120), (360, 364608), (384, 341820), (405, 324096), (422, 311040), (432, 303840), (480, 273456), (486, 270080), (512, 256365), (540, 243072), (576, 227880), (633, 207360), (640, 205092), (648, 202560), (720, 182304), (768, 170910), (810, 162048), (844, 155520), (864, 151920), (960, 136728), (972, 135040), (1055, 124416), (1080, 121536), (1152, 113940), (1215, 108032), (1266, 103680), (1280, 102546), (1296, 101280), (1440, 91152), (1536, 85455), (1620, 81024), (1688, 77760), (1728, 75960), (1899, 69120), (1920, 68364), (1944, 67520), (2110, 62208), (2160, 60768), (2304, 56970), (2430, 54016), (2532, 51840), (2560, 51273), (2592, 50640), (2880, 45576), (3165, 41472), (3240, 40512), (3376, 38880), (3456, 37980), (3798, 34560), (3840, 34182), (3888, 33760), (4220, 31104), (4320, 30384), (4608, 28485), (4860, 27008), (5064, 25920), (5184, 25320), (5697, 23040), (5760, 22788), (6330, 20736), (6480, 20256), (6752, 19440), (6912, 18990), (7596, 17280), (7680, 17091), (7776, 16880), (8440, 15552), (8640, 15192), (9495, 13824), (9720, 13504), (10128, 12960), (10368, 12660), (11394, 11520)]