199592820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{158407}}^1$

素因数の和:158429

約数の個数: 72

約数和(自身を含む): 691926144

約数和(自身を除く): 492333324

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 158407, 316814, 475221, 633628, 792035, 950442, 1108849, 1425663, 1584070, 1900884, 2217698, 2376105, 2851326, 3168140, 3326547, 4435396, 4752210, 5544245, 5702652, 6653094, 7128315, 9504420, 9979641, 11088490, 13306188, 14256630, 16632735, 19959282, 22176980, 28513260, 33265470, 39918564, 49898205, 66530940, 99796410, 199592820]

約数ペア:

[(1, 199592820), (2, 99796410), (3, 66530940), (4, 49898205), (5, 39918564), (6, 33265470), (7, 28513260), (9, 22176980), (10, 19959282), (12, 16632735), (14, 14256630), (15, 13306188), (18, 11088490), (20, 9979641), (21, 9504420), (28, 7128315), (30, 6653094), (35, 5702652), (36, 5544245), (42, 4752210), (45, 4435396), (60, 3326547), (63, 3168140), (70, 2851326), (84, 2376105), (90, 2217698), (105, 1900884), (126, 1584070), (140, 1425663), (180, 1108849), (210, 950442), (252, 792035), (315, 633628), (420, 475221), (630, 316814), (1260, 158407)]