156216564

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{19997}}^1$

素因数の和:20045

約数の個数: 72

約数和(自身を含む): 465873408

約数和(自身を除く): 309656844

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 31, 36, 42, 62, 63, 84, 93, 124, 126, 186, 217, 252, 279, 372, 434, 558, 651, 868, 1116, 1302, 1953, 2604, 3906, 7812, 19997, 39994, 59991, 79988, 119982, 139979, 179973, 239964, 279958, 359946, 419937, 559916, 619907, 719892, 839874, 1239814, 1259811, 1679748, 1859721, 2479628, 2519622, 3719442, 4339349, 5039244, 5579163, 7438884, 8678698, 11158326, 13018047, 17357396, 22316652, 26036094, 39054141, 52072188, 78108282, 156216564]

約数ペア:

[(1, 156216564), (2, 78108282), (3, 52072188), (4, 39054141), (6, 26036094), (7, 22316652), (9, 17357396), (12, 13018047), (14, 11158326), (18, 8678698), (21, 7438884), (28, 5579163), (31, 5039244), (36, 4339349), (42, 3719442), (62, 2519622), (63, 2479628), (84, 1859721), (93, 1679748), (124, 1259811), (126, 1239814), (186, 839874), (217, 719892), (252, 619907), (279, 559916), (372, 419937), (434, 359946), (558, 279958), (651, 239964), (868, 179973), (1116, 139979), (1302, 119982), (1953, 79988), (2604, 59991), (3906, 39994), (7812, 19997)]