521082720

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1297}}^1$

素因数の和:1355

約数の個数: 240

約数和(自身を含む): 1899773568

約数和(自身を除く): 1378690848

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 72, 80, 81, 90, 93, 96, 108, 120, 124, 135, 144, 155, 160, 162, 180, 186, 216, 240, 248, 270, 279, 288, 310, 324, 360, 372, 405, 432, 465, 480, 496, 540, 558, 620, 648, 720, 744, 810, 837, 864, 930, 992, 1080, 1116, 1240, 1296, 1297, 1395, 1440, 1488, 1620, 1674, 1860, 2160, 2232, 2480, 2511, 2592, 2594, 2790, 2976, 3240, 3348, 3720, 3891, 4185, 4320, 4464, 4960, 5022, 5188, 5580, 6480, 6485, 6696, 7440, 7782, 8370, 8928, 10044, 10376, 11160, 11673, 12555, 12960, 12970, 13392, 14880, 15564, 16740, 19455, 20088, 20752, 22320, 23346, 25110, 25940, 26784, 31128, 33480, 35019, 38910, 40176, 40207, 41504, 44640, 46692, 50220, 51880, 58365, 62256, 66960, 70038, 77820, 80352, 80414, 93384, 100440, 103760, 105057, 116730, 120621, 124512, 133920, 140076, 155640, 160828, 175095, 186768, 200880, 201035, 207520, 210114, 233460, 241242, 280152, 311280, 321656, 350190, 361863, 373536, 401760, 402070, 420228, 466920, 482484, 525285, 560304, 603105, 622560, 643312, 700380, 723726, 804140, 840456, 933840, 964968, 1050570, 1085589, 1120608, 1206210, 1286624, 1400760, 1447452, 1608280, 1680912, 1809315, 1867680, 1929936, 2101140, 2171178, 2412420, 2801520, 2894904, 3216560, 3256767, 3361824, 3618630, 3859872, 4202280, 4342356, 4824840, 5427945, 5603040, 5789808, 6433120, 6513534, 7237260, 8404560, 8684712, 9649680, 10855890, 11579616, 13027068, 14474520, 16283835, 16809120, 17369424, 19299360, 21711780, 26054136, 28949040, 32567670, 34738848, 43423560, 52108272, 57898080, 65135340, 86847120, 104216544, 130270680, 173694240, 260541360, 521082720]

約数ペア:

[(1, 521082720), (2, 260541360), (3, 173694240), (4, 130270680), (5, 104216544), (6, 86847120), (8, 65135340), (9, 57898080), (10, 52108272), (12, 43423560), (15, 34738848), (16, 32567670), (18, 28949040), (20, 26054136), (24, 21711780), (27, 19299360), (30, 17369424), (31, 16809120), (32, 16283835), (36, 14474520), (40, 13027068), (45, 11579616), (48, 10855890), (54, 9649680), (60, 8684712), (62, 8404560), (72, 7237260), (80, 6513534), (81, 6433120), (90, 5789808), (93, 5603040), (96, 5427945), (108, 4824840), (120, 4342356), (124, 4202280), (135, 3859872), (144, 3618630), (155, 3361824), (160, 3256767), (162, 3216560), (180, 2894904), (186, 2801520), (216, 2412420), (240, 2171178), (248, 2101140), (270, 1929936), (279, 1867680), (288, 1809315), (310, 1680912), (324, 1608280), (360, 1447452), (372, 1400760), (405, 1286624), (432, 1206210), (465, 1120608), (480, 1085589), (496, 1050570), (540, 964968), (558, 933840), (620, 840456), (648, 804140), (720, 723726), (744, 700380), (810, 643312), (837, 622560), (864, 603105), (930, 560304), (992, 525285), (1080, 482484), (1116, 466920), (1240, 420228), (1296, 402070), (1297, 401760), (1395, 373536), (1440, 361863), (1488, 350190), (1620, 321656), (1674, 311280), (1860, 280152), (2160, 241242), (2232, 233460), (2480, 210114), (2511, 207520), (2592, 201035), (2594, 200880), (2790, 186768), (2976, 175095), (3240, 160828), (3348, 155640), (3720, 140076), (3891, 133920), (4185, 124512), (4320, 120621), (4464, 116730), (4960, 105057), (5022, 103760), (5188, 100440), (5580, 93384), (6480, 80414), (6485, 80352), (6696, 77820), (7440, 70038), (7782, 66960), (8370, 62256), (8928, 58365), (10044, 51880), (10376, 50220), (11160, 46692), (11673, 44640), (12555, 41504), (12960, 40207), (12970, 40176), (13392, 38910), (14880, 35019), (15564, 33480), (16740, 31128), (19455, 26784), (20088, 25940), (20752, 25110), (22320, 23346)]