212413040

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{7741}}^1$

素因数の和:7775

約数の個数: 80

約数和(自身を含む): 576004800

約数和(自身を除く): 363591760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 343, 392, 490, 560, 686, 784, 980, 1372, 1715, 1960, 2744, 3430, 3920, 5488, 6860, 7741, 13720, 15482, 27440, 30964, 38705, 54187, 61928, 77410, 108374, 123856, 154820, 216748, 270935, 309640, 379309, 433496, 541870, 619280, 758618, 866992, 1083740, 1517236, 1896545, 2167480, 2655163, 3034472, 3793090, 4334960, 5310326, 6068944, 7586180, 10620652, 13275815, 15172360, 21241304, 26551630, 30344720, 42482608, 53103260, 106206520, 212413040]

約数ペア:

[(1, 212413040), (2, 106206520), (4, 53103260), (5, 42482608), (7, 30344720), (8, 26551630), (10, 21241304), (14, 15172360), (16, 13275815), (20, 10620652), (28, 7586180), (35, 6068944), (40, 5310326), (49, 4334960), (56, 3793090), (70, 3034472), (80, 2655163), (98, 2167480), (112, 1896545), (140, 1517236), (196, 1083740), (245, 866992), (280, 758618), (343, 619280), (392, 541870), (490, 433496), (560, 379309), (686, 309640), (784, 270935), (980, 216748), (1372, 154820), (1715, 123856), (1960, 108374), (2744, 77410), (3430, 61928), (3920, 54187), (5488, 38705), (6860, 30964), (7741, 27440), (13720, 15482)]