290043684

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{7331}}^1$

素因数の和:7505

約数の個数: 72

約数和(自身を含む): 843355968

約数和(自身を除く): 553312284

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 157, 252, 314, 471, 628, 942, 1099, 1413, 1884, 2198, 2826, 3297, 4396, 5652, 6594, 7331, 9891, 13188, 14662, 19782, 21993, 29324, 39564, 43986, 51317, 65979, 87972, 102634, 131958, 153951, 205268, 263916, 307902, 461853, 615804, 923706, 1150967, 1847412, 2301934, 3452901, 4603868, 6905802, 8056769, 10358703, 13811604, 16113538, 20717406, 24170307, 32227076, 41434812, 48340614, 72510921, 96681228, 145021842, 290043684]

約数ペア:

[(1, 290043684), (2, 145021842), (3, 96681228), (4, 72510921), (6, 48340614), (7, 41434812), (9, 32227076), (12, 24170307), (14, 20717406), (18, 16113538), (21, 13811604), (28, 10358703), (36, 8056769), (42, 6905802), (63, 4603868), (84, 3452901), (126, 2301934), (157, 1847412), (252, 1150967), (314, 923706), (471, 615804), (628, 461853), (942, 307902), (1099, 263916), (1413, 205268), (1884, 153951), (2198, 131958), (2826, 102634), (3297, 87972), (4396, 65979), (5652, 51317), (6594, 43986), (7331, 39564), (9891, 29324), (13188, 21993), (14662, 19782)]