1878506640

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1361}}^1$

素因数の和:1460

約数の個数: 240

約数和(自身を含む): 6639325056

約数和(自身を除く): 4760818416

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 71, 72, 80, 81, 90, 108, 120, 135, 142, 144, 162, 180, 213, 216, 240, 243, 270, 284, 324, 355, 360, 405, 426, 432, 486, 540, 568, 639, 648, 710, 720, 810, 852, 972, 1065, 1080, 1136, 1215, 1278, 1296, 1361, 1420, 1620, 1704, 1917, 1944, 2130, 2160, 2430, 2556, 2722, 2840, 3195, 3240, 3408, 3834, 3888, 4083, 4260, 4860, 5112, 5444, 5680, 5751, 6390, 6480, 6805, 7668, 8166, 8520, 9585, 9720, 10224, 10888, 11502, 12249, 12780, 13610, 15336, 16332, 17040, 17253, 19170, 19440, 20415, 21776, 23004, 24498, 25560, 27220, 28755, 30672, 32664, 34506, 36747, 38340, 40830, 46008, 48996, 51120, 54440, 57510, 61245, 65328, 69012, 73494, 76680, 81660, 86265, 92016, 96631, 97992, 108880, 110241, 115020, 122490, 138024, 146988, 153360, 163320, 172530, 183735, 193262, 195984, 220482, 230040, 244980, 276048, 289893, 293976, 326640, 330723, 345060, 367470, 386524, 440964, 460080, 483155, 489960, 551205, 579786, 587952, 661446, 690120, 734940, 773048, 869679, 881928, 966310, 979920, 1102410, 1159572, 1322892, 1380240, 1449465, 1469880, 1546096, 1653615, 1739358, 1763856, 1932620, 2204820, 2319144, 2609037, 2645784, 2898930, 2939760, 3307230, 3478716, 3865240, 4348395, 4409640, 4638288, 5218074, 5291568, 5797860, 6614460, 6957432, 7730480, 7827111, 8696790, 8819280, 10436148, 11595720, 13045185, 13228920, 13914864, 15654222, 17393580, 20872296, 23191440, 23481333, 26090370, 26457840, 31308444, 34787160, 39135555, 41744592, 46962666, 52180740, 62616888, 69574320, 78271110, 93925332, 104361480, 117406665, 125233776, 156542220, 187850664, 208722960, 234813330, 313084440, 375701328, 469626660, 626168880, 939253320, 1878506640]

約数ペア:

[(1, 1878506640), (2, 939253320), (3, 626168880), (4, 469626660), (5, 375701328), (6, 313084440), (8, 234813330), (9, 208722960), (10, 187850664), (12, 156542220), (15, 125233776), (16, 117406665), (18, 104361480), (20, 93925332), (24, 78271110), (27, 69574320), (30, 62616888), (36, 52180740), (40, 46962666), (45, 41744592), (48, 39135555), (54, 34787160), (60, 31308444), (71, 26457840), (72, 26090370), (80, 23481333), (81, 23191440), (90, 20872296), (108, 17393580), (120, 15654222), (135, 13914864), (142, 13228920), (144, 13045185), (162, 11595720), (180, 10436148), (213, 8819280), (216, 8696790), (240, 7827111), (243, 7730480), (270, 6957432), (284, 6614460), (324, 5797860), (355, 5291568), (360, 5218074), (405, 4638288), (426, 4409640), (432, 4348395), (486, 3865240), (540, 3478716), (568, 3307230), (639, 2939760), (648, 2898930), (710, 2645784), (720, 2609037), (810, 2319144), (852, 2204820), (972, 1932620), (1065, 1763856), (1080, 1739358), (1136, 1653615), (1215, 1546096), (1278, 1469880), (1296, 1449465), (1361, 1380240), (1420, 1322892), (1620, 1159572), (1704, 1102410), (1917, 979920), (1944, 966310), (2130, 881928), (2160, 869679), (2430, 773048), (2556, 734940), (2722, 690120), (2840, 661446), (3195, 587952), (3240, 579786), (3408, 551205), (3834, 489960), (3888, 483155), (4083, 460080), (4260, 440964), (4860, 386524), (5112, 367470), (5444, 345060), (5680, 330723), (5751, 326640), (6390, 293976), (6480, 289893), (6805, 276048), (7668, 244980), (8166, 230040), (8520, 220482), (9585, 195984), (9720, 193262), (10224, 183735), (10888, 172530), (11502, 163320), (12249, 153360), (12780, 146988), (13610, 138024), (15336, 122490), (16332, 115020), (17040, 110241), (17253, 108880), (19170, 97992), (19440, 96631), (20415, 92016), (21776, 86265), (23004, 81660), (24498, 76680), (25560, 73494), (27220, 69012), (28755, 65328), (30672, 61245), (32664, 57510), (34506, 54440), (36747, 51120), (38340, 48996), (40830, 46008)]