255320760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{15307}}^1$

素因数の和:15460

約数の個数: 64

約数和(自身を含む): 771523200

約数和(自身を除く): 516202440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 139, 278, 417, 556, 695, 834, 1112, 1390, 1668, 2085, 2780, 3336, 4170, 5560, 8340, 15307, 16680, 30614, 45921, 61228, 76535, 91842, 122456, 153070, 183684, 229605, 306140, 367368, 459210, 612280, 918420, 1836840, 2127673, 4255346, 6383019, 8510692, 10638365, 12766038, 17021384, 21276730, 25532076, 31915095, 42553460, 51064152, 63830190, 85106920, 127660380, 255320760]

約数ペア:

[(1, 255320760), (2, 127660380), (3, 85106920), (4, 63830190), (5, 51064152), (6, 42553460), (8, 31915095), (10, 25532076), (12, 21276730), (15, 17021384), (20, 12766038), (24, 10638365), (30, 8510692), (40, 6383019), (60, 4255346), (120, 2127673), (139, 1836840), (278, 918420), (417, 612280), (556, 459210), (695, 367368), (834, 306140), (1112, 229605), (1390, 183684), (1668, 153070), (2085, 122456), (2780, 91842), (3336, 76535), (4170, 61228), (5560, 45921), (8340, 30614), (15307, 16680)]