40261680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{281}}^1$

素因数の和:499

約数の個数: 120

約数和(自身を含む): 136375200

約数和(自身を除く): 96113520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 199, 240, 281, 360, 398, 562, 597, 720, 796, 843, 995, 1124, 1194, 1405, 1592, 1686, 1791, 1990, 2248, 2388, 2529, 2810, 2985, 3184, 3372, 3582, 3980, 4215, 4496, 4776, 5058, 5620, 5970, 6744, 7164, 7960, 8430, 8955, 9552, 10116, 11240, 11940, 12645, 13488, 14328, 15920, 16860, 17910, 20232, 22480, 23880, 25290, 28656, 33720, 35820, 40464, 47760, 50580, 55919, 67440, 71640, 101160, 111838, 143280, 167757, 202320, 223676, 279595, 335514, 447352, 503271, 559190, 671028, 838785, 894704, 1006542, 1118380, 1342056, 1677570, 2013084, 2236760, 2516355, 2684112, 3355140, 4026168, 4473520, 5032710, 6710280, 8052336, 10065420, 13420560, 20130840, 40261680]

約数ペア:

[(1, 40261680), (2, 20130840), (3, 13420560), (4, 10065420), (5, 8052336), (6, 6710280), (8, 5032710), (9, 4473520), (10, 4026168), (12, 3355140), (15, 2684112), (16, 2516355), (18, 2236760), (20, 2013084), (24, 1677570), (30, 1342056), (36, 1118380), (40, 1006542), (45, 894704), (48, 838785), (60, 671028), (72, 559190), (80, 503271), (90, 447352), (120, 335514), (144, 279595), (180, 223676), (199, 202320), (240, 167757), (281, 143280), (360, 111838), (398, 101160), (562, 71640), (597, 67440), (720, 55919), (796, 50580), (843, 47760), (995, 40464), (1124, 35820), (1194, 33720), (1405, 28656), (1592, 25290), (1686, 23880), (1791, 22480), (1990, 20232), (2248, 17910), (2388, 16860), (2529, 15920), (2810, 14328), (2985, 13488), (3184, 12645), (3372, 11940), (3582, 11240), (3980, 10116), (4215, 9552), (4496, 8955), (4776, 8430), (5058, 7960), (5620, 7164), (5970, 6744)]