42140480

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{239}}^1$

素因数の和:304

約数の個数: 112

約数和(自身を含む): 109728000

約数和(自身を除く): 67587520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 29, 32, 38, 40, 58, 64, 76, 80, 95, 116, 145, 152, 160, 190, 232, 239, 290, 304, 320, 380, 464, 478, 551, 580, 608, 760, 928, 956, 1102, 1160, 1195, 1216, 1520, 1856, 1912, 2204, 2320, 2390, 2755, 3040, 3824, 4408, 4541, 4640, 4780, 5510, 6080, 6931, 7648, 8816, 9082, 9280, 9560, 11020, 13862, 15296, 17632, 18164, 19120, 22040, 22705, 27724, 34655, 35264, 36328, 38240, 44080, 45410, 55448, 69310, 72656, 76480, 88160, 90820, 110896, 131689, 138620, 145312, 176320, 181640, 221792, 263378, 277240, 290624, 363280, 443584, 526756, 554480, 658445, 726560, 1053512, 1108960, 1316890, 1453120, 2107024, 2217920, 2633780, 4214048, 5267560, 8428096, 10535120, 21070240, 42140480]

約数ペア:

[(1, 42140480), (2, 21070240), (4, 10535120), (5, 8428096), (8, 5267560), (10, 4214048), (16, 2633780), (19, 2217920), (20, 2107024), (29, 1453120), (32, 1316890), (38, 1108960), (40, 1053512), (58, 726560), (64, 658445), (76, 554480), (80, 526756), (95, 443584), (116, 363280), (145, 290624), (152, 277240), (160, 263378), (190, 221792), (232, 181640), (239, 176320), (290, 145312), (304, 138620), (320, 131689), (380, 110896), (464, 90820), (478, 88160), (551, 76480), (580, 72656), (608, 69310), (760, 55448), (928, 45410), (956, 44080), (1102, 38240), (1160, 36328), (1195, 35264), (1216, 34655), (1520, 27724), (1856, 22705), (1912, 22040), (2204, 19120), (2320, 18164), (2390, 17632), (2755, 15296), (3040, 13862), (3824, 11020), (4408, 9560), (4541, 9280), (4640, 9082), (4780, 8816), (5510, 7648), (6080, 6931)]