30502720

素因数分解:

$2^6\times 5^1\times {\mathrm{199}}^1\times {\mathrm{479}}^1$

素因数の和:695

約数の個数: 56

約数和(自身を含む): 73152000

約数和(自身を除く): 42649280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 199, 320, 398, 479, 796, 958, 995, 1592, 1916, 1990, 2395, 3184, 3832, 3980, 4790, 6368, 7664, 7960, 9580, 12736, 15328, 15920, 19160, 30656, 31840, 38320, 63680, 76640, 95321, 153280, 190642, 381284, 476605, 762568, 953210, 1525136, 1906420, 3050272, 3812840, 6100544, 7625680, 15251360, 30502720]

約数ペア:

[(1, 30502720), (2, 15251360), (4, 7625680), (5, 6100544), (8, 3812840), (10, 3050272), (16, 1906420), (20, 1525136), (32, 953210), (40, 762568), (64, 476605), (80, 381284), (160, 190642), (199, 153280), (320, 95321), (398, 76640), (479, 63680), (796, 38320), (958, 31840), (995, 30656), (1592, 19160), (1916, 15920), (1990, 15328), (2395, 12736), (3184, 9580), (3832, 7960), (3980, 7664), (4790, 6368)]