216181280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{769}}^1$

素因数の和:1042

約数の個数: 96

約数和(自身を含む): 586776960

約数和(自身を除く): 370595680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 251, 280, 502, 560, 769, 1004, 1120, 1255, 1538, 1757, 2008, 2510, 3076, 3514, 3845, 4016, 5020, 5383, 6152, 7028, 7690, 8032, 8785, 10040, 10766, 12304, 14056, 15380, 17570, 20080, 21532, 24608, 26915, 28112, 30760, 35140, 40160, 43064, 53830, 56224, 61520, 70280, 86128, 107660, 123040, 140560, 172256, 193019, 215320, 281120, 386038, 430640, 772076, 861280, 965095, 1351133, 1544152, 1930190, 2702266, 3088304, 3860380, 5404532, 6176608, 6755665, 7720760, 10809064, 13511330, 15441520, 21618128, 27022660, 30883040, 43236256, 54045320, 108090640, 216181280]

約数ペア:

[(1, 216181280), (2, 108090640), (4, 54045320), (5, 43236256), (7, 30883040), (8, 27022660), (10, 21618128), (14, 15441520), (16, 13511330), (20, 10809064), (28, 7720760), (32, 6755665), (35, 6176608), (40, 5404532), (56, 3860380), (70, 3088304), (80, 2702266), (112, 1930190), (140, 1544152), (160, 1351133), (224, 965095), (251, 861280), (280, 772076), (502, 430640), (560, 386038), (769, 281120), (1004, 215320), (1120, 193019), (1255, 172256), (1538, 140560), (1757, 123040), (2008, 107660), (2510, 86128), (3076, 70280), (3514, 61520), (3845, 56224), (4016, 53830), (5020, 43064), (5383, 40160), (6152, 35140), (7028, 30760), (7690, 28112), (8032, 26915), (8785, 24608), (10040, 21532), (10766, 20080), (12304, 17570), (14056, 15380)]