51781828080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{229}}^1\times {\mathrm{21911}}^1$

素因数の和:22199

約数の個数: 160

約数和(自身を含む): 164981583360

約数和(自身を除く): 113199755280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 80, 86, 120, 129, 172, 215, 229, 240, 258, 344, 430, 458, 516, 645, 687, 688, 860, 916, 1032, 1145, 1290, 1374, 1720, 1832, 2064, 2290, 2580, 2748, 3435, 3440, 3664, 4580, 5160, 5496, 6870, 9160, 9847, 10320, 10992, 13740, 18320, 19694, 21911, 27480, 29541, 39388, 43822, 49235, 54960, 59082, 65733, 78776, 87644, 98470, 109555, 118164, 131466, 147705, 157552, 175288, 196940, 219110, 236328, 262932, 295410, 328665, 350576, 393880, 438220, 472656, 525864, 590820, 657330, 787760, 876440, 942173, 1051728, 1181640, 1314660, 1752880, 1884346, 2363280, 2629320, 2826519, 3768692, 4710865, 5017619, 5258640, 5653038, 7537384, 9421730, 10035238, 11306076, 14132595, 15052857, 15074768, 18843460, 20070476, 22612152, 25088095, 28265190, 30105714, 37686920, 40140952, 45224304, 50176190, 56530380, 60211428, 75264285, 75373840, 80281904, 100352380, 113060760, 120422856, 150528570, 200704760, 215757617, 226121520, 240845712, 301057140, 401409520, 431515234, 602114280, 647272851, 863030468, 1078788085, 1204228560, 1294545702, 1726060936, 2157576170, 2589091404, 3236364255, 3452121872, 4315152340, 5178182808, 6472728510, 8630304680, 10356365616, 12945457020, 17260609360, 25890914040, 51781828080]

約数ペア:

[(1, 51781828080), (2, 25890914040), (3, 17260609360), (4, 12945457020), (5, 10356365616), (6, 8630304680), (8, 6472728510), (10, 5178182808), (12, 4315152340), (15, 3452121872), (16, 3236364255), (20, 2589091404), (24, 2157576170), (30, 1726060936), (40, 1294545702), (43, 1204228560), (48, 1078788085), (60, 863030468), (80, 647272851), (86, 602114280), (120, 431515234), (129, 401409520), (172, 301057140), (215, 240845712), (229, 226121520), (240, 215757617), (258, 200704760), (344, 150528570), (430, 120422856), (458, 113060760), (516, 100352380), (645, 80281904), (687, 75373840), (688, 75264285), (860, 60211428), (916, 56530380), (1032, 50176190), (1145, 45224304), (1290, 40140952), (1374, 37686920), (1720, 30105714), (1832, 28265190), (2064, 25088095), (2290, 22612152), (2580, 20070476), (2748, 18843460), (3435, 15074768), (3440, 15052857), (3664, 14132595), (4580, 11306076), (5160, 10035238), (5496, 9421730), (6870, 7537384), (9160, 5653038), (9847, 5258640), (10320, 5017619), (10992, 4710865), (13740, 3768692), (18320, 2826519), (19694, 2629320), (21911, 2363280), (27480, 1884346), (29541, 1752880), (39388, 1314660), (43822, 1181640), (49235, 1051728), (54960, 942173), (59082, 876440), (65733, 787760), (78776, 657330), (87644, 590820), (98470, 525864), (109555, 472656), (118164, 438220), (131466, 393880), (147705, 350576), (157552, 328665), (175288, 295410), (196940, 262932), (219110, 236328)]