78906080

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{419}}^1$

素因数の和:552

約数の個数: 96

約数和(自身を含む): 205752960

約数和(自身を除く): 126846880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 107, 110, 160, 176, 214, 220, 352, 419, 428, 440, 535, 838, 856, 880, 1070, 1177, 1676, 1712, 1760, 2095, 2140, 2354, 3352, 3424, 4190, 4280, 4609, 4708, 5885, 6704, 8380, 8560, 9218, 9416, 11770, 13408, 16760, 17120, 18436, 18832, 23045, 23540, 33520, 36872, 37664, 44833, 46090, 47080, 67040, 73744, 89666, 92180, 94160, 147488, 179332, 184360, 188320, 224165, 358664, 368720, 448330, 493163, 717328, 737440, 896660, 986326, 1434656, 1793320, 1972652, 2465815, 3586640, 3945304, 4931630, 7173280, 7890608, 9863260, 15781216, 19726520, 39453040, 78906080]

約数ペア:

[(1, 78906080), (2, 39453040), (4, 19726520), (5, 15781216), (8, 9863260), (10, 7890608), (11, 7173280), (16, 4931630), (20, 3945304), (22, 3586640), (32, 2465815), (40, 1972652), (44, 1793320), (55, 1434656), (80, 986326), (88, 896660), (107, 737440), (110, 717328), (160, 493163), (176, 448330), (214, 368720), (220, 358664), (352, 224165), (419, 188320), (428, 184360), (440, 179332), (535, 147488), (838, 94160), (856, 92180), (880, 89666), (1070, 73744), (1177, 67040), (1676, 47080), (1712, 46090), (1760, 44833), (2095, 37664), (2140, 36872), (2354, 33520), (3352, 23540), (3424, 23045), (4190, 18832), (4280, 18436), (4609, 17120), (4708, 16760), (5885, 13408), (6704, 11770), (8380, 9416), (8560, 9218)]