1231213440

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{563}}^1$

素因数の和:669

約数の個数: 256

約数和(自身を含む): 4224856320

約数和(自身を除く): 2993642880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 67, 68, 80, 85, 96, 102, 120, 128, 134, 136, 160, 170, 192, 201, 204, 240, 255, 268, 272, 320, 335, 340, 384, 402, 408, 480, 510, 536, 544, 563, 640, 670, 680, 804, 816, 960, 1005, 1020, 1072, 1088, 1126, 1139, 1340, 1360, 1608, 1632, 1689, 1920, 2010, 2040, 2144, 2176, 2252, 2278, 2680, 2720, 2815, 3216, 3264, 3378, 3417, 4020, 4080, 4288, 4504, 4556, 5360, 5440, 5630, 5695, 6432, 6528, 6756, 6834, 8040, 8160, 8445, 8576, 9008, 9112, 9571, 10720, 10880, 11260, 11390, 12864, 13512, 13668, 16080, 16320, 16890, 17085, 18016, 18224, 19142, 21440, 22520, 22780, 25728, 27024, 27336, 28713, 32160, 32640, 33780, 34170, 36032, 36448, 37721, 38284, 42880, 45040, 45560, 47855, 54048, 54672, 57426, 64320, 67560, 68340, 72064, 72896, 75442, 76568, 90080, 91120, 95710, 108096, 109344, 113163, 114852, 128640, 135120, 136680, 143565, 145792, 150884, 153136, 180160, 182240, 188605, 191420, 216192, 218688, 226326, 229704, 270240, 273360, 287130, 301768, 306272, 360320, 364480, 377210, 382840, 437376, 452652, 459408, 540480, 546720, 565815, 574260, 603536, 612544, 641257, 728960, 754420, 765680, 905304, 918816, 1080960, 1093440, 1131630, 1148520, 1207072, 1225088, 1282514, 1508840, 1531360, 1810608, 1837632, 1923771, 2186880, 2263260, 2297040, 2414144, 2565028, 3017680, 3062720, 3206285, 3621216, 3675264, 3847542, 4526520, 4594080, 4828288, 5130056, 6035360, 6125440, 6412570, 7242432, 7695084, 9053040, 9188160, 9618855, 10260112, 12070720, 12825140, 14484864, 15390168, 18106080, 18376320, 19237710, 20520224, 24141440, 25650280, 30780336, 36212160, 38475420, 41040448, 51300560, 61560672, 72424320, 76950840, 82080896, 102601120, 123121344, 153901680, 205202240, 246242688, 307803360, 410404480, 615606720, 1231213440]

約数ペア:

[(1, 1231213440), (2, 615606720), (3, 410404480), (4, 307803360), (5, 246242688), (6, 205202240), (8, 153901680), (10, 123121344), (12, 102601120), (15, 82080896), (16, 76950840), (17, 72424320), (20, 61560672), (24, 51300560), (30, 41040448), (32, 38475420), (34, 36212160), (40, 30780336), (48, 25650280), (51, 24141440), (60, 20520224), (64, 19237710), (67, 18376320), (68, 18106080), (80, 15390168), (85, 14484864), (96, 12825140), (102, 12070720), (120, 10260112), (128, 9618855), (134, 9188160), (136, 9053040), (160, 7695084), (170, 7242432), (192, 6412570), (201, 6125440), (204, 6035360), (240, 5130056), (255, 4828288), (268, 4594080), (272, 4526520), (320, 3847542), (335, 3675264), (340, 3621216), (384, 3206285), (402, 3062720), (408, 3017680), (480, 2565028), (510, 2414144), (536, 2297040), (544, 2263260), (563, 2186880), (640, 1923771), (670, 1837632), (680, 1810608), (804, 1531360), (816, 1508840), (960, 1282514), (1005, 1225088), (1020, 1207072), (1072, 1148520), (1088, 1131630), (1126, 1093440), (1139, 1080960), (1340, 918816), (1360, 905304), (1608, 765680), (1632, 754420), (1689, 728960), (1920, 641257), (2010, 612544), (2040, 603536), (2144, 574260), (2176, 565815), (2252, 546720), (2278, 540480), (2680, 459408), (2720, 452652), (2815, 437376), (3216, 382840), (3264, 377210), (3378, 364480), (3417, 360320), (4020, 306272), (4080, 301768), (4288, 287130), (4504, 273360), (4556, 270240), (5360, 229704), (5440, 226326), (5630, 218688), (5695, 216192), (6432, 191420), (6528, 188605), (6756, 182240), (6834, 180160), (8040, 153136), (8160, 150884), (8445, 145792), (8576, 143565), (9008, 136680), (9112, 135120), (9571, 128640), (10720, 114852), (10880, 113163), (11260, 109344), (11390, 108096), (12864, 95710), (13512, 91120), (13668, 90080), (16080, 76568), (16320, 75442), (16890, 72896), (17085, 72064), (18016, 68340), (18224, 67560), (19142, 64320), (21440, 57426), (22520, 54672), (22780, 54048), (25728, 47855), (27024, 45560), (27336, 45040), (28713, 42880), (32160, 38284), (32640, 37721), (33780, 36448), (34170, 36032)]