243771080

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{277}}^1\times {\mathrm{449}}^1$

素因数の和:751

約数の個数: 96

約数和(自身を含む): 641763000

約数和(自身を除く): 397991920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 277, 280, 392, 449, 490, 554, 898, 980, 1108, 1385, 1796, 1939, 1960, 2216, 2245, 2770, 3143, 3592, 3878, 4490, 5540, 6286, 7756, 8980, 9695, 11080, 12572, 13573, 15512, 15715, 17960, 19390, 22001, 25144, 27146, 31430, 38780, 44002, 54292, 62860, 67865, 77560, 88004, 108584, 110005, 124373, 125720, 135730, 176008, 220010, 248746, 271460, 440020, 497492, 542920, 621865, 870611, 880040, 994984, 1243730, 1741222, 2487460, 3482444, 4353055, 4974920, 6094277, 6964888, 8706110, 12188554, 17412220, 24377108, 30471385, 34824440, 48754216, 60942770, 121885540, 243771080]

約数ペア:

[(1, 243771080), (2, 121885540), (4, 60942770), (5, 48754216), (7, 34824440), (8, 30471385), (10, 24377108), (14, 17412220), (20, 12188554), (28, 8706110), (35, 6964888), (40, 6094277), (49, 4974920), (56, 4353055), (70, 3482444), (98, 2487460), (140, 1741222), (196, 1243730), (245, 994984), (277, 880040), (280, 870611), (392, 621865), (449, 542920), (490, 497492), (554, 440020), (898, 271460), (980, 248746), (1108, 220010), (1385, 176008), (1796, 135730), (1939, 125720), (1960, 124373), (2216, 110005), (2245, 108584), (2770, 88004), (3143, 77560), (3592, 67865), (3878, 62860), (4490, 54292), (5540, 44002), (6286, 38780), (7756, 31430), (8980, 27146), (9695, 25144), (11080, 22001), (12572, 19390), (13573, 17960), (15512, 15715)]