204551291280

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{121756721}}^1$

素因数の和:121756744

約数の個数: 80

約数和(自身を含む): 724696009344

約数和(自身を除く): 520144718064

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 121756721, 243513442, 365270163, 487026884, 608783605, 730540326, 852297047, 974053768, 1217567210, 1461080652, 1704594094, 1826350815, 1948107536, 2435134420, 2556891141, 2922161304, 3409188188, 3652701630, 4261485235, 4870268840, 5113782282, 5844322608, 6818376376, 7305403260, 8522970470, 9740537680, 10227564564, 12784455705, 13636752752, 14610806520, 17045940940, 20455129128, 25568911410, 29221613040, 34091881880, 40910258256, 51137822820, 68183763760, 102275645640, 204551291280]

約数ペア:

[(1, 204551291280), (2, 102275645640), (3, 68183763760), (4, 51137822820), (5, 40910258256), (6, 34091881880), (7, 29221613040), (8, 25568911410), (10, 20455129128), (12, 17045940940), (14, 14610806520), (15, 13636752752), (16, 12784455705), (20, 10227564564), (21, 9740537680), (24, 8522970470), (28, 7305403260), (30, 6818376376), (35, 5844322608), (40, 5113782282), (42, 4870268840), (48, 4261485235), (56, 3652701630), (60, 3409188188), (70, 2922161304), (80, 2556891141), (84, 2435134420), (105, 1948107536), (112, 1826350815), (120, 1704594094), (140, 1461080652), (168, 1217567210), (210, 974053768), (240, 852297047), (280, 730540326), (336, 608783605), (420, 487026884), (560, 365270163), (840, 243513442), (1680, 121756721)]