196428855

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{499}}^1$

素因数の和:700

約数の個数: 64

約数和(自身を含む): 377856000

約数和(自身を除く): 181427145

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 69, 105, 115, 161, 163, 345, 483, 489, 499, 805, 815, 1141, 1497, 2415, 2445, 2495, 3423, 3493, 3749, 5705, 7485, 10479, 11247, 11477, 17115, 17465, 18745, 26243, 34431, 52395, 56235, 57385, 78729, 80339, 81337, 131215, 172155, 241017, 244011, 393645, 401695, 406685, 569359, 1205085, 1220055, 1708077, 1870751, 2846795, 5612253, 8540385, 9353755, 13095257, 28061265, 39285771, 65476285, 196428855]

約数ペア:

[(1, 196428855), (3, 65476285), (5, 39285771), (7, 28061265), (15, 13095257), (21, 9353755), (23, 8540385), (35, 5612253), (69, 2846795), (105, 1870751), (115, 1708077), (161, 1220055), (163, 1205085), (345, 569359), (483, 406685), (489, 401695), (499, 393645), (805, 244011), (815, 241017), (1141, 172155), (1497, 131215), (2415, 81337), (2445, 80339), (2495, 78729), (3423, 57385), (3493, 56235), (3749, 52395), (5705, 34431), (7485, 26243), (10479, 18745), (11247, 17465), (11477, 17115)]