156936220

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{22877}}^1$

素因数の和:22907

約数の個数: 48

約数和(自身を含む): 384350400

約数和(自身を除く): 227414180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 6860, 22877, 45754, 91508, 114385, 160139, 228770, 320278, 457540, 640556, 800695, 1120973, 1601390, 2241946, 3202780, 4483892, 5604865, 7846811, 11209730, 15693622, 22419460, 31387244, 39234055, 78468110, 156936220]

約数ペア:

[(1, 156936220), (2, 78468110), (4, 39234055), (5, 31387244), (7, 22419460), (10, 15693622), (14, 11209730), (20, 7846811), (28, 5604865), (35, 4483892), (49, 3202780), (70, 2241946), (98, 1601390), (140, 1120973), (196, 800695), (245, 640556), (343, 457540), (490, 320278), (686, 228770), (980, 160139), (1372, 114385), (1715, 91508), (3430, 45754), (6860, 22877)]