128622080

素因数分解:

$2^9\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1069}}^1$

素因数の和:1139

約数の個数: 80

約数和(自身を含む): 315247680

約数和(自身を除く): 186625600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 94, 128, 160, 188, 235, 256, 320, 376, 470, 512, 640, 752, 940, 1069, 1280, 1504, 1880, 2138, 2560, 3008, 3760, 4276, 5345, 6016, 7520, 8552, 10690, 12032, 15040, 17104, 21380, 24064, 30080, 34208, 42760, 50243, 60160, 68416, 85520, 100486, 120320, 136832, 171040, 200972, 251215, 273664, 342080, 401944, 502430, 547328, 684160, 803888, 1004860, 1368320, 1607776, 2009720, 2736640, 3215552, 4019440, 6431104, 8038880, 12862208, 16077760, 25724416, 32155520, 64311040, 128622080]

約数ペア:

[(1, 128622080), (2, 64311040), (4, 32155520), (5, 25724416), (8, 16077760), (10, 12862208), (16, 8038880), (20, 6431104), (32, 4019440), (40, 3215552), (47, 2736640), (64, 2009720), (80, 1607776), (94, 1368320), (128, 1004860), (160, 803888), (188, 684160), (235, 547328), (256, 502430), (320, 401944), (376, 342080), (470, 273664), (512, 251215), (640, 200972), (752, 171040), (940, 136832), (1069, 120320), (1280, 100486), (1504, 85520), (1880, 68416), (2138, 60160), (2560, 50243), (3008, 42760), (3760, 34208), (4276, 30080), (5345, 24064), (6016, 21380), (7520, 17104), (8552, 15040), (10690, 12032)]