16604560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{199}}^1$

素因数の和:368

約数の個数: 80

約数和(自身を含む): 44640000

約数和(自身を除く): 28035440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 149, 199, 280, 298, 398, 560, 596, 745, 796, 995, 1043, 1192, 1393, 1490, 1592, 1990, 2086, 2384, 2786, 2980, 3184, 3980, 4172, 5215, 5572, 5960, 6965, 7960, 8344, 10430, 11144, 11920, 13930, 15920, 16688, 20860, 22288, 27860, 29651, 41720, 55720, 59302, 83440, 111440, 118604, 148255, 207557, 237208, 296510, 415114, 474416, 593020, 830228, 1037785, 1186040, 1660456, 2075570, 2372080, 3320912, 4151140, 8302280, 16604560]

約数ペア:

[(1, 16604560), (2, 8302280), (4, 4151140), (5, 3320912), (7, 2372080), (8, 2075570), (10, 1660456), (14, 1186040), (16, 1037785), (20, 830228), (28, 593020), (35, 474416), (40, 415114), (56, 296510), (70, 237208), (80, 207557), (112, 148255), (140, 118604), (149, 111440), (199, 83440), (280, 59302), (298, 55720), (398, 41720), (560, 29651), (596, 27860), (745, 22288), (796, 20860), (995, 16688), (1043, 15920), (1192, 13930), (1393, 11920), (1490, 11144), (1592, 10430), (1990, 8344), (2086, 7960), (2384, 6965), (2786, 5960), (2980, 5572), (3184, 5215), (3980, 4172)]