205725690

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{7121}}^1$

素因数の和:7244

約数の個数: 64

約数和(自身を含む): 553806720

約数和(自身を除く): 348081030

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 107, 135, 214, 270, 321, 535, 642, 963, 1070, 1605, 1926, 2889, 3210, 4815, 5778, 7121, 9630, 14242, 14445, 21363, 28890, 35605, 42726, 64089, 71210, 106815, 128178, 192267, 213630, 320445, 384534, 640890, 761947, 961335, 1523894, 1922670, 2285841, 3809735, 4571682, 6857523, 7619470, 11429205, 13715046, 20572569, 22858410, 34287615, 41145138, 68575230, 102862845, 205725690]

約数ペア:

[(1, 205725690), (2, 102862845), (3, 68575230), (5, 41145138), (6, 34287615), (9, 22858410), (10, 20572569), (15, 13715046), (18, 11429205), (27, 7619470), (30, 6857523), (45, 4571682), (54, 3809735), (90, 2285841), (107, 1922670), (135, 1523894), (214, 961335), (270, 761947), (321, 640890), (535, 384534), (642, 320445), (963, 213630), (1070, 192267), (1605, 128178), (1926, 106815), (2889, 71210), (3210, 64089), (4815, 42726), (5778, 35605), (7121, 28890), (9630, 21363), (14242, 14445)]