31538160

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:213

約数の個数: 200

約数和(自身を含む): 113790336

約数和(自身を除く): 82252176

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 36, 40, 45, 48, 54, 60, 62, 72, 80, 81, 90, 93, 108, 120, 124, 135, 144, 155, 157, 162, 180, 186, 216, 240, 248, 270, 279, 310, 314, 324, 360, 372, 405, 432, 465, 471, 496, 540, 558, 620, 628, 648, 720, 744, 785, 810, 837, 930, 942, 1080, 1116, 1240, 1256, 1296, 1395, 1413, 1488, 1570, 1620, 1674, 1860, 1884, 2160, 2232, 2355, 2480, 2511, 2512, 2790, 2826, 3140, 3240, 3348, 3720, 3768, 4185, 4239, 4464, 4710, 4867, 5022, 5580, 5652, 6280, 6480, 6696, 7065, 7440, 7536, 8370, 8478, 9420, 9734, 10044, 11160, 11304, 12555, 12560, 12717, 13392, 14130, 14601, 16740, 16956, 18840, 19468, 20088, 21195, 22320, 22608, 24335, 25110, 25434, 28260, 29202, 33480, 33912, 37680, 38936, 40176, 42390, 43803, 48670, 50220, 50868, 56520, 58404, 63585, 66960, 67824, 73005, 77872, 84780, 87606, 97340, 100440, 101736, 113040, 116808, 127170, 131409, 146010, 169560, 175212, 194680, 200880, 203472, 219015, 233616, 254340, 262818, 292020, 339120, 350424, 389360, 394227, 438030, 508680, 525636, 584040, 657045, 700848, 788454, 876060, 1017360, 1051272, 1168080, 1314090, 1576908, 1752120, 1971135, 2102544, 2628180, 3153816, 3504240, 3942270, 5256360, 6307632, 7884540, 10512720, 15769080, 31538160]

約数ペア:

[(1, 31538160), (2, 15769080), (3, 10512720), (4, 7884540), (5, 6307632), (6, 5256360), (8, 3942270), (9, 3504240), (10, 3153816), (12, 2628180), (15, 2102544), (16, 1971135), (18, 1752120), (20, 1576908), (24, 1314090), (27, 1168080), (30, 1051272), (31, 1017360), (36, 876060), (40, 788454), (45, 700848), (48, 657045), (54, 584040), (60, 525636), (62, 508680), (72, 438030), (80, 394227), (81, 389360), (90, 350424), (93, 339120), (108, 292020), (120, 262818), (124, 254340), (135, 233616), (144, 219015), (155, 203472), (157, 200880), (162, 194680), (180, 175212), (186, 169560), (216, 146010), (240, 131409), (248, 127170), (270, 116808), (279, 113040), (310, 101736), (314, 100440), (324, 97340), (360, 87606), (372, 84780), (405, 77872), (432, 73005), (465, 67824), (471, 66960), (496, 63585), (540, 58404), (558, 56520), (620, 50868), (628, 50220), (648, 48670), (720, 43803), (744, 42390), (785, 40176), (810, 38936), (837, 37680), (930, 33912), (942, 33480), (1080, 29202), (1116, 28260), (1240, 25434), (1256, 25110), (1296, 24335), (1395, 22608), (1413, 22320), (1488, 21195), (1570, 20088), (1620, 19468), (1674, 18840), (1860, 16956), (1884, 16740), (2160, 14601), (2232, 14130), (2355, 13392), (2480, 12717), (2511, 12560), (2512, 12555), (2790, 11304), (2826, 11160), (3140, 10044), (3240, 9734), (3348, 9420), (3720, 8478), (3768, 8370), (4185, 7536), (4239, 7440), (4464, 7065), (4710, 6696), (4867, 6480), (5022, 6280), (5580, 5652)]