204782940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{5717}}^1$

素因数の和:5931

約数の個数: 72

約数和(自身を含む): 624405600

約数和(自身を除く): 419622660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 199, 398, 597, 796, 995, 1194, 1791, 1990, 2388, 2985, 3582, 3980, 5717, 5970, 7164, 8955, 11434, 11940, 17151, 17910, 22868, 28585, 34302, 35820, 51453, 57170, 68604, 85755, 102906, 114340, 171510, 205812, 257265, 343020, 514530, 1029060, 1137683, 2275366, 3413049, 4550732, 5688415, 6826098, 10239147, 11376830, 13652196, 17065245, 20478294, 22753660, 34130490, 40956588, 51195735, 68260980, 102391470, 204782940]

約数ペア:

[(1, 204782940), (2, 102391470), (3, 68260980), (4, 51195735), (5, 40956588), (6, 34130490), (9, 22753660), (10, 20478294), (12, 17065245), (15, 13652196), (18, 11376830), (20, 10239147), (30, 6826098), (36, 5688415), (45, 4550732), (60, 3413049), (90, 2275366), (180, 1137683), (199, 1029060), (398, 514530), (597, 343020), (796, 257265), (995, 205812), (1194, 171510), (1791, 114340), (1990, 102906), (2388, 85755), (2985, 68604), (3582, 57170), (3980, 51453), (5717, 35820), (5970, 34302), (7164, 28585), (8955, 22868), (11434, 17910), (11940, 17151)]