308456470

素因数分解:

$2^1\times 5^1\times 7^4\times {\mathrm{29}}^1\times {\mathrm{443}}^1$

素因数の和:507

約数の個数: 80

約数和(自身を含む): 671567760

約数和(自身を除く): 363111290

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 49, 58, 70, 98, 145, 203, 245, 290, 343, 406, 443, 490, 686, 886, 1015, 1421, 1715, 2030, 2215, 2401, 2842, 3101, 3430, 4430, 4802, 6202, 7105, 9947, 12005, 12847, 14210, 15505, 19894, 21707, 24010, 25694, 31010, 43414, 49735, 64235, 69629, 89929, 99470, 108535, 128470, 139258, 151949, 179858, 217070, 303898, 348145, 449645, 629503, 696290, 759745, 899290, 1063643, 1259006, 1519490, 2127286, 3147515, 4406521, 5318215, 6295030, 8813042, 10636430, 22032605, 30845647, 44065210, 61691294, 154228235, 308456470]

約数ペア:

[(1, 308456470), (2, 154228235), (5, 61691294), (7, 44065210), (10, 30845647), (14, 22032605), (29, 10636430), (35, 8813042), (49, 6295030), (58, 5318215), (70, 4406521), (98, 3147515), (145, 2127286), (203, 1519490), (245, 1259006), (290, 1063643), (343, 899290), (406, 759745), (443, 696290), (490, 629503), (686, 449645), (886, 348145), (1015, 303898), (1421, 217070), (1715, 179858), (2030, 151949), (2215, 139258), (2401, 128470), (2842, 108535), (3101, 99470), (3430, 89929), (4430, 69629), (4802, 64235), (6202, 49735), (7105, 43414), (9947, 31010), (12005, 25694), (12847, 24010), (14210, 21707), (15505, 19894)]