167642820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{661}}^1\times {\mathrm{1409}}^1$

素因数の和:2085

約数の個数: 72

約数和(自身を含む): 509647320

約数和(自身を除く): 342004500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 661, 1322, 1409, 1983, 2644, 2818, 3305, 3966, 4227, 5636, 5949, 6610, 7045, 7932, 8454, 9915, 11898, 12681, 13220, 14090, 16908, 19830, 21135, 23796, 25362, 28180, 29745, 39660, 42270, 50724, 59490, 63405, 84540, 118980, 126810, 253620, 931349, 1862698, 2794047, 3725396, 4656745, 5588094, 8382141, 9313490, 11176188, 13970235, 16764282, 18626980, 27940470, 33528564, 41910705, 55880940, 83821410, 167642820]

約数ペア:

[(1, 167642820), (2, 83821410), (3, 55880940), (4, 41910705), (5, 33528564), (6, 27940470), (9, 18626980), (10, 16764282), (12, 13970235), (15, 11176188), (18, 9313490), (20, 8382141), (30, 5588094), (36, 4656745), (45, 3725396), (60, 2794047), (90, 1862698), (180, 931349), (661, 253620), (1322, 126810), (1409, 118980), (1983, 84540), (2644, 63405), (2818, 59490), (3305, 50724), (3966, 42270), (4227, 39660), (5636, 29745), (5949, 28180), (6610, 25362), (7045, 23796), (7932, 21135), (8454, 19830), (9915, 16908), (11898, 14090), (12681, 13220)]