81415040

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1069}}^1$

素因数の和:1112

約数の個数: 128

約数和(自身を含む): 235742400

約数和(自身を除く): 154327360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 64, 68, 70, 80, 85, 112, 119, 128, 136, 140, 160, 170, 224, 238, 272, 280, 320, 340, 448, 476, 544, 560, 595, 640, 680, 896, 952, 1069, 1088, 1120, 1190, 1360, 1904, 2138, 2176, 2240, 2380, 2720, 3808, 4276, 4480, 4760, 5345, 5440, 7483, 7616, 8552, 9520, 10690, 10880, 14966, 15232, 17104, 18173, 19040, 21380, 29932, 34208, 36346, 37415, 38080, 42760, 59864, 68416, 72692, 74830, 76160, 85520, 90865, 119728, 127211, 136832, 145384, 149660, 171040, 181730, 239456, 254422, 290768, 299320, 342080, 363460, 478912, 508844, 581536, 598640, 636055, 684160, 726920, 957824, 1017688, 1163072, 1197280, 1272110, 1453840, 2035376, 2326144, 2394560, 2544220, 2907680, 4070752, 4789120, 5088440, 5815360, 8141504, 10176880, 11630720, 16283008, 20353760, 40707520, 81415040]

約数ペア:

[(1, 81415040), (2, 40707520), (4, 20353760), (5, 16283008), (7, 11630720), (8, 10176880), (10, 8141504), (14, 5815360), (16, 5088440), (17, 4789120), (20, 4070752), (28, 2907680), (32, 2544220), (34, 2394560), (35, 2326144), (40, 2035376), (56, 1453840), (64, 1272110), (68, 1197280), (70, 1163072), (80, 1017688), (85, 957824), (112, 726920), (119, 684160), (128, 636055), (136, 598640), (140, 581536), (160, 508844), (170, 478912), (224, 363460), (238, 342080), (272, 299320), (280, 290768), (320, 254422), (340, 239456), (448, 181730), (476, 171040), (544, 149660), (560, 145384), (595, 136832), (640, 127211), (680, 119728), (896, 90865), (952, 85520), (1069, 76160), (1088, 74830), (1120, 72692), (1190, 68416), (1360, 59864), (1904, 42760), (2138, 38080), (2176, 37415), (2240, 36346), (2380, 34208), (2720, 29932), (3808, 21380), (4276, 19040), (4480, 18173), (4760, 17104), (5345, 15232), (5440, 14966), (7483, 10880), (7616, 10690), (8552, 9520)]