131397120

素因数分解:

$2^9\times 3^3\times 5^1\times {\mathrm{1901}}^1$

素因数の和:1933

約数の個数: 160

約数和(自身を含む): 466979040

約数和(自身を除く): 335581920

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, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 288, 320, 360, 384, 432, 480, 512, 540, 576, 640, 720, 768, 864, 960, 1080, 1152, 1280, 1440, 1536, 1728, 1901, 1920, 2160, 2304, 2560, 2880, 3456, 3802, 3840, 4320, 4608, 5703, 5760, 6912, 7604, 7680, 8640, 9505, 11406, 11520, 13824, 15208, 17109, 17280, 19010, 22812, 23040, 28515, 30416, 34218, 34560, 38020, 45624, 51327, 57030, 60832, 68436, 69120, 76040, 85545, 91248, 102654, 114060, 121664, 136872, 152080, 171090, 182496, 205308, 228120, 243328, 256635, 273744, 304160, 342180, 364992, 410616, 456240, 486656, 513270, 547488, 608320, 684360, 729984, 821232, 912480, 973312, 1026540, 1094976, 1216640, 1368720, 1459968, 1642464, 1824960, 2053080, 2189952, 2433280, 2737440, 2919936, 3284928, 3649920, 4106160, 4379904, 4866560, 5474880, 6569856, 7299840, 8212320, 8759808, 10949760, 13139712, 14599680, 16424640, 21899520, 26279424, 32849280, 43799040, 65698560, 131397120]

約数ペア:

[(1, 131397120), (2, 65698560), (3, 43799040), (4, 32849280), (5, 26279424), (6, 21899520), (8, 16424640), (9, 14599680), (10, 13139712), (12, 10949760), (15, 8759808), (16, 8212320), (18, 7299840), (20, 6569856), (24, 5474880), (27, 4866560), (30, 4379904), (32, 4106160), (36, 3649920), (40, 3284928), (45, 2919936), (48, 2737440), (54, 2433280), (60, 2189952), (64, 2053080), (72, 1824960), (80, 1642464), (90, 1459968), (96, 1368720), (108, 1216640), (120, 1094976), (128, 1026540), (135, 973312), (144, 912480), (160, 821232), (180, 729984), (192, 684360), (216, 608320), (240, 547488), (256, 513270), (270, 486656), (288, 456240), (320, 410616), (360, 364992), (384, 342180), (432, 304160), (480, 273744), (512, 256635), (540, 243328), (576, 228120), (640, 205308), (720, 182496), (768, 171090), (864, 152080), (960, 136872), (1080, 121664), (1152, 114060), (1280, 102654), (1440, 91248), (1536, 85545), (1728, 76040), (1901, 69120), (1920, 68436), (2160, 60832), (2304, 57030), (2560, 51327), (2880, 45624), (3456, 38020), (3802, 34560), (3840, 34218), (4320, 30416), (4608, 28515), (5703, 23040), (5760, 22812), (6912, 19010), (7604, 17280), (7680, 17109), (8640, 15208), (9505, 13824), (11406, 11520)]