30621440

素因数分解:

$2^8\times 5^1\times {\mathrm{47}}^1\times {\mathrm{509}}^1$

素因数の和:577

約数の個数: 72

約数和(自身を含む): 75055680

約数和(自身を除く): 44434240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 94, 128, 160, 188, 235, 256, 320, 376, 470, 509, 640, 752, 940, 1018, 1280, 1504, 1880, 2036, 2545, 3008, 3760, 4072, 5090, 6016, 7520, 8144, 10180, 12032, 15040, 16288, 20360, 23923, 30080, 32576, 40720, 47846, 60160, 65152, 81440, 95692, 119615, 130304, 162880, 191384, 239230, 325760, 382768, 478460, 651520, 765536, 956920, 1531072, 1913840, 3062144, 3827680, 6124288, 7655360, 15310720, 30621440]

約数ペア:

[(1, 30621440), (2, 15310720), (4, 7655360), (5, 6124288), (8, 3827680), (10, 3062144), (16, 1913840), (20, 1531072), (32, 956920), (40, 765536), (47, 651520), (64, 478460), (80, 382768), (94, 325760), (128, 239230), (160, 191384), (188, 162880), (235, 130304), (256, 119615), (320, 95692), (376, 81440), (470, 65152), (509, 60160), (640, 47846), (752, 40720), (940, 32576), (1018, 30080), (1280, 23923), (1504, 20360), (1880, 16288), (2036, 15040), (2545, 12032), (3008, 10180), (3760, 8144), (4072, 7520), (5090, 6016)]