121480320

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:223

約数の個数: 256

約数和(自身を含む): 433198080

約数和(自身を除く): 311717760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 31, 32, 39, 40, 48, 52, 60, 62, 64, 65, 78, 80, 93, 96, 104, 120, 124, 128, 130, 155, 156, 157, 160, 186, 192, 195, 208, 240, 248, 260, 310, 312, 314, 320, 372, 384, 390, 403, 416, 465, 471, 480, 496, 520, 620, 624, 628, 640, 744, 780, 785, 806, 832, 930, 942, 960, 992, 1040, 1209, 1240, 1248, 1256, 1488, 1560, 1570, 1612, 1664, 1860, 1884, 1920, 1984, 2015, 2041, 2080, 2355, 2418, 2480, 2496, 2512, 2976, 3120, 3140, 3224, 3720, 3768, 3968, 4030, 4082, 4160, 4710, 4836, 4867, 4960, 4992, 5024, 5952, 6045, 6123, 6240, 6280, 6448, 7440, 7536, 8060, 8164, 8320, 9420, 9672, 9734, 9920, 10048, 10205, 11904, 12090, 12246, 12480, 12560, 12896, 14601, 14880, 15072, 16120, 16328, 18840, 19344, 19468, 19840, 20096, 20410, 24180, 24335, 24492, 24960, 25120, 25792, 29202, 29760, 30144, 30615, 32240, 32656, 37680, 38688, 38936, 40820, 48360, 48670, 48984, 50240, 51584, 58404, 59520, 60288, 61230, 63271, 64480, 65312, 73005, 75360, 77376, 77872, 81640, 96720, 97340, 97968, 100480, 116808, 122460, 126542, 128960, 130624, 146010, 150720, 154752, 155744, 163280, 189813, 193440, 194680, 195936, 233616, 244920, 253084, 257920, 261248, 292020, 301440, 311488, 316355, 326560, 379626, 386880, 389360, 391872, 467232, 489840, 506168, 584040, 622976, 632710, 653120, 759252, 773760, 778720, 783744, 934464, 949065, 979680, 1012336, 1168080, 1265420, 1306240, 1518504, 1557440, 1868928, 1898130, 1959360, 2024672, 2336160, 2530840, 3037008, 3114880, 3796260, 3918720, 4049344, 4672320, 5061680, 6074016, 7592520, 8098688, 9344640, 10123360, 12148032, 15185040, 20246720, 24296064, 30370080, 40493440, 60740160, 121480320]

約数ペア:

[(1, 121480320), (2, 60740160), (3, 40493440), (4, 30370080), (5, 24296064), (6, 20246720), (8, 15185040), (10, 12148032), (12, 10123360), (13, 9344640), (15, 8098688), (16, 7592520), (20, 6074016), (24, 5061680), (26, 4672320), (30, 4049344), (31, 3918720), (32, 3796260), (39, 3114880), (40, 3037008), (48, 2530840), (52, 2336160), (60, 2024672), (62, 1959360), (64, 1898130), (65, 1868928), (78, 1557440), (80, 1518504), (93, 1306240), (96, 1265420), (104, 1168080), (120, 1012336), (124, 979680), (128, 949065), (130, 934464), (155, 783744), (156, 778720), (157, 773760), (160, 759252), (186, 653120), (192, 632710), (195, 622976), (208, 584040), (240, 506168), (248, 489840), (260, 467232), (310, 391872), (312, 389360), (314, 386880), (320, 379626), (372, 326560), (384, 316355), (390, 311488), (403, 301440), (416, 292020), (465, 261248), (471, 257920), (480, 253084), (496, 244920), (520, 233616), (620, 195936), (624, 194680), (628, 193440), (640, 189813), (744, 163280), (780, 155744), (785, 154752), (806, 150720), (832, 146010), (930, 130624), (942, 128960), (960, 126542), (992, 122460), (1040, 116808), (1209, 100480), (1240, 97968), (1248, 97340), (1256, 96720), (1488, 81640), (1560, 77872), (1570, 77376), (1612, 75360), (1664, 73005), (1860, 65312), (1884, 64480), (1920, 63271), (1984, 61230), (2015, 60288), (2041, 59520), (2080, 58404), (2355, 51584), (2418, 50240), (2480, 48984), (2496, 48670), (2512, 48360), (2976, 40820), (3120, 38936), (3140, 38688), (3224, 37680), (3720, 32656), (3768, 32240), (3968, 30615), (4030, 30144), (4082, 29760), (4160, 29202), (4710, 25792), (4836, 25120), (4867, 24960), (4960, 24492), (4992, 24335), (5024, 24180), (5952, 20410), (6045, 20096), (6123, 19840), (6240, 19468), (6280, 19344), (6448, 18840), (7440, 16328), (7536, 16120), (8060, 15072), (8164, 14880), (8320, 14601), (9420, 12896), (9672, 12560), (9734, 12480), (9920, 12246), (10048, 12090), (10205, 11904)]