15251360

素因数分解:

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

素因数の和:693

約数の個数: 48

約数和(自身を含む): 36288000

約数和(自身を除く): 21036640

約数列:

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

約数ペア:

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