69931520

素因数分解:

$2^9\times 5^1\times {\mathrm{59}}^1\times {\mathrm{463}}^1$

素因数の和:545

約数の個数: 80

約数和(自身を含む): 170881920

約数和(自身を除く): 100950400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 59, 64, 80, 118, 128, 160, 236, 256, 295, 320, 463, 472, 512, 590, 640, 926, 944, 1180, 1280, 1852, 1888, 2315, 2360, 2560, 3704, 3776, 4630, 4720, 7408, 7552, 9260, 9440, 14816, 15104, 18520, 18880, 27317, 29632, 30208, 37040, 37760, 54634, 59264, 74080, 75520, 109268, 118528, 136585, 148160, 151040, 218536, 237056, 273170, 296320, 437072, 546340, 592640, 874144, 1092680, 1185280, 1748288, 2185360, 3496576, 4370720, 6993152, 8741440, 13986304, 17482880, 34965760, 69931520]

約数ペア:

[(1, 69931520), (2, 34965760), (4, 17482880), (5, 13986304), (8, 8741440), (10, 6993152), (16, 4370720), (20, 3496576), (32, 2185360), (40, 1748288), (59, 1185280), (64, 1092680), (80, 874144), (118, 592640), (128, 546340), (160, 437072), (236, 296320), (256, 273170), (295, 237056), (320, 218536), (463, 151040), (472, 148160), (512, 136585), (590, 118528), (640, 109268), (926, 75520), (944, 74080), (1180, 59264), (1280, 54634), (1852, 37760), (1888, 37040), (2315, 30208), (2360, 29632), (2560, 27317), (3704, 18880), (3776, 18520), (4630, 15104), (4720, 14816), (7408, 9440), (7552, 9260)]