15280640

素因数分解:

$2^9\times 5^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1$

素因数の和:197

約数の個数: 80

約数和(自身を含む): 37711872

約数和(自身を除く): 22431232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 94, 127, 128, 160, 188, 235, 254, 256, 320, 376, 470, 508, 512, 635, 640, 752, 940, 1016, 1270, 1280, 1504, 1880, 2032, 2540, 2560, 3008, 3760, 4064, 5080, 5969, 6016, 7520, 8128, 10160, 11938, 12032, 15040, 16256, 20320, 23876, 24064, 29845, 30080, 32512, 40640, 47752, 59690, 60160, 65024, 81280, 95504, 119380, 120320, 162560, 191008, 238760, 325120, 382016, 477520, 764032, 955040, 1528064, 1910080, 3056128, 3820160, 7640320, 15280640]

約数ペア:

[(1, 15280640), (2, 7640320), (4, 3820160), (5, 3056128), (8, 1910080), (10, 1528064), (16, 955040), (20, 764032), (32, 477520), (40, 382016), (47, 325120), (64, 238760), (80, 191008), (94, 162560), (127, 120320), (128, 119380), (160, 95504), (188, 81280), (235, 65024), (254, 60160), (256, 59690), (320, 47752), (376, 40640), (470, 32512), (508, 30080), (512, 29845), (635, 24064), (640, 23876), (752, 20320), (940, 16256), (1016, 15040), (1270, 12032), (1280, 11938), (1504, 10160), (1880, 8128), (2032, 7520), (2540, 6016), (2560, 5969), (3008, 5080), (3760, 4064)]