197767920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{251}}^1$

素因数の和:348

約数の個数: 240

約数和(自身を含む): 726703488

約数和(自身を除く): 528935568

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 67, 70, 80, 84, 98, 105, 112, 120, 134, 140, 147, 168, 196, 201, 210, 240, 245, 251, 268, 280, 294, 335, 336, 392, 402, 420, 469, 490, 502, 536, 560, 588, 670, 735, 753, 784, 804, 840, 938, 980, 1004, 1005, 1072, 1176, 1255, 1340, 1407, 1470, 1506, 1608, 1680, 1757, 1876, 1960, 2008, 2010, 2345, 2352, 2510, 2680, 2814, 2940, 3012, 3216, 3283, 3514, 3752, 3765, 3920, 4016, 4020, 4690, 5020, 5271, 5360, 5628, 5880, 6024, 6566, 7028, 7035, 7504, 7530, 8040, 8785, 9380, 9849, 10040, 10542, 11256, 11760, 12048, 12299, 13132, 14056, 14070, 15060, 16080, 16415, 16817, 17570, 18760, 19698, 20080, 21084, 22512, 24598, 26264, 26355, 28112, 28140, 30120, 32830, 33634, 35140, 36897, 37520, 39396, 42168, 49196, 49245, 50451, 52528, 52710, 56280, 60240, 61495, 65660, 67268, 70280, 73794, 78792, 84085, 84336, 98392, 98490, 100902, 105420, 112560, 117719, 122990, 131320, 134536, 140560, 147588, 157584, 168170, 184485, 196784, 196980, 201804, 210840, 235438, 245980, 252255, 262640, 269072, 295176, 336340, 353157, 368970, 393960, 403608, 421680, 470876, 491960, 504510, 588595, 590352, 672680, 706314, 737940, 787920, 807216, 824033, 941752, 983920, 1009020, 1177190, 1345360, 1412628, 1475880, 1648066, 1765785, 1883504, 2018040, 2354380, 2472099, 2825256, 2951760, 3296132, 3531570, 4036080, 4120165, 4708760, 4944198, 5650512, 6592264, 7063140, 8240330, 9417520, 9888396, 12360495, 13184528, 14126280, 16480660, 19776792, 24720990, 28252560, 32961320, 39553584, 49441980, 65922640, 98883960, 197767920]

約数ペア:

[(1, 197767920), (2, 98883960), (3, 65922640), (4, 49441980), (5, 39553584), (6, 32961320), (7, 28252560), (8, 24720990), (10, 19776792), (12, 16480660), (14, 14126280), (15, 13184528), (16, 12360495), (20, 9888396), (21, 9417520), (24, 8240330), (28, 7063140), (30, 6592264), (35, 5650512), (40, 4944198), (42, 4708760), (48, 4120165), (49, 4036080), (56, 3531570), (60, 3296132), (67, 2951760), (70, 2825256), (80, 2472099), (84, 2354380), (98, 2018040), (105, 1883504), (112, 1765785), (120, 1648066), (134, 1475880), (140, 1412628), (147, 1345360), (168, 1177190), (196, 1009020), (201, 983920), (210, 941752), (240, 824033), (245, 807216), (251, 787920), (268, 737940), (280, 706314), (294, 672680), (335, 590352), (336, 588595), (392, 504510), (402, 491960), (420, 470876), (469, 421680), (490, 403608), (502, 393960), (536, 368970), (560, 353157), (588, 336340), (670, 295176), (735, 269072), (753, 262640), (784, 252255), (804, 245980), (840, 235438), (938, 210840), (980, 201804), (1004, 196980), (1005, 196784), (1072, 184485), (1176, 168170), (1255, 157584), (1340, 147588), (1407, 140560), (1470, 134536), (1506, 131320), (1608, 122990), (1680, 117719), (1757, 112560), (1876, 105420), (1960, 100902), (2008, 98490), (2010, 98392), (2345, 84336), (2352, 84085), (2510, 78792), (2680, 73794), (2814, 70280), (2940, 67268), (3012, 65660), (3216, 61495), (3283, 60240), (3514, 56280), (3752, 52710), (3765, 52528), (3920, 50451), (4016, 49245), (4020, 49196), (4690, 42168), (5020, 39396), (5271, 37520), (5360, 36897), (5628, 35140), (5880, 33634), (6024, 32830), (6566, 30120), (7028, 28140), (7035, 28112), (7504, 26355), (7530, 26264), (8040, 24598), (8785, 22512), (9380, 21084), (9849, 20080), (10040, 19698), (10542, 18760), (11256, 17570), (11760, 16817), (12048, 16415), (12299, 16080), (13132, 15060), (14056, 14070)]