397222560

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{251}}^1$

素因数の和:436

約数の個数: 288

約数和(自身を含む): 1565246592

約数和(自身を除く): 1168024032

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 157, 160, 168, 180, 210, 224, 240, 251, 252, 280, 288, 314, 315, 336, 360, 420, 471, 480, 502, 504, 560, 628, 630, 672, 720, 753, 785, 840, 942, 1004, 1008, 1099, 1120, 1255, 1256, 1260, 1413, 1440, 1506, 1570, 1680, 1757, 1884, 2008, 2016, 2198, 2259, 2355, 2510, 2512, 2520, 2826, 3012, 3140, 3297, 3360, 3514, 3765, 3768, 4016, 4396, 4518, 4710, 5020, 5024, 5040, 5271, 5495, 5652, 6024, 6280, 6594, 7028, 7065, 7530, 7536, 8032, 8785, 8792, 9036, 9420, 9891, 10040, 10080, 10542, 10990, 11295, 11304, 12048, 12560, 13188, 14056, 14130, 15060, 15072, 15813, 16485, 17570, 17584, 18072, 18840, 19782, 20080, 21084, 21980, 22590, 22608, 24096, 25120, 26355, 26376, 28112, 28260, 30120, 31626, 32970, 35140, 35168, 36144, 37680, 39407, 39564, 40160, 42168, 43960, 45180, 45216, 49455, 52710, 52752, 56224, 56520, 60240, 63252, 65940, 70280, 72288, 75360, 78814, 79065, 79128, 84336, 87920, 90360, 98910, 105420, 105504, 113040, 118221, 120480, 126504, 131880, 140560, 157628, 158130, 158256, 168672, 175840, 180720, 197035, 197820, 210840, 226080, 236442, 253008, 263760, 275849, 281120, 315256, 316260, 316512, 354663, 361440, 394070, 395640, 421680, 472884, 506016, 527520, 551698, 591105, 630512, 632520, 709326, 788140, 791280, 827547, 843360, 945768, 1103396, 1182210, 1261024, 1265040, 1379245, 1418652, 1576280, 1582560, 1655094, 1773315, 1891536, 2206792, 2364420, 2482641, 2530080, 2758490, 2837304, 3152560, 3310188, 3546630, 3783072, 4137735, 4413584, 4728840, 4965282, 5516980, 5674608, 6305120, 6620376, 7093260, 8275470, 8827168, 9457680, 9930564, 11033960, 11349216, 12413205, 13240752, 14186520, 16550940, 18915360, 19861128, 22067920, 24826410, 26481504, 28373040, 33101880, 39722256, 44135840, 49652820, 56746080, 66203760, 79444512, 99305640, 132407520, 198611280, 397222560]

約数ペア:

[(1, 397222560), (2, 198611280), (3, 132407520), (4, 99305640), (5, 79444512), (6, 66203760), (7, 56746080), (8, 49652820), (9, 44135840), (10, 39722256), (12, 33101880), (14, 28373040), (15, 26481504), (16, 24826410), (18, 22067920), (20, 19861128), (21, 18915360), (24, 16550940), (28, 14186520), (30, 13240752), (32, 12413205), (35, 11349216), (36, 11033960), (40, 9930564), (42, 9457680), (45, 8827168), (48, 8275470), (56, 7093260), (60, 6620376), (63, 6305120), (70, 5674608), (72, 5516980), (80, 4965282), (84, 4728840), (90, 4413584), (96, 4137735), (105, 3783072), (112, 3546630), (120, 3310188), (126, 3152560), (140, 2837304), (144, 2758490), (157, 2530080), (160, 2482641), (168, 2364420), (180, 2206792), (210, 1891536), (224, 1773315), (240, 1655094), (251, 1582560), (252, 1576280), (280, 1418652), (288, 1379245), (314, 1265040), (315, 1261024), (336, 1182210), (360, 1103396), (420, 945768), (471, 843360), (480, 827547), (502, 791280), (504, 788140), (560, 709326), (628, 632520), (630, 630512), (672, 591105), (720, 551698), (753, 527520), (785, 506016), (840, 472884), (942, 421680), (1004, 395640), (1008, 394070), (1099, 361440), (1120, 354663), (1255, 316512), (1256, 316260), (1260, 315256), (1413, 281120), (1440, 275849), (1506, 263760), (1570, 253008), (1680, 236442), (1757, 226080), (1884, 210840), (2008, 197820), (2016, 197035), (2198, 180720), (2259, 175840), (2355, 168672), (2510, 158256), (2512, 158130), (2520, 157628), (2826, 140560), (3012, 131880), (3140, 126504), (3297, 120480), (3360, 118221), (3514, 113040), (3765, 105504), (3768, 105420), (4016, 98910), (4396, 90360), (4518, 87920), (4710, 84336), (5020, 79128), (5024, 79065), (5040, 78814), (5271, 75360), (5495, 72288), (5652, 70280), (6024, 65940), (6280, 63252), (6594, 60240), (7028, 56520), (7065, 56224), (7530, 52752), (7536, 52710), (8032, 49455), (8785, 45216), (8792, 45180), (9036, 43960), (9420, 42168), (9891, 40160), (10040, 39564), (10080, 39407), (10542, 37680), (10990, 36144), (11295, 35168), (11304, 35140), (12048, 32970), (12560, 31626), (13188, 30120), (14056, 28260), (14130, 28112), (15060, 26376), (15072, 26355), (15813, 25120), (16485, 24096), (17570, 22608), (17584, 22590), (18072, 21980), (18840, 21084), (19782, 20080)]