2015181840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{349}}^1\times {\mathrm{491}}^1$

素因数の和:870

約数の個数: 240

約数和(自身を含む): 7302657600

約数和(自身を除く): 5287475760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 140, 147, 168, 196, 210, 240, 245, 280, 294, 336, 349, 392, 420, 490, 491, 560, 588, 698, 735, 784, 840, 980, 982, 1047, 1176, 1396, 1470, 1473, 1680, 1745, 1960, 1964, 2094, 2352, 2443, 2455, 2792, 2940, 2946, 3437, 3490, 3920, 3928, 4188, 4886, 4910, 5235, 5584, 5880, 5892, 6874, 6980, 7329, 7365, 7856, 8376, 9772, 9820, 10311, 10470, 11760, 11784, 12215, 13748, 13960, 14658, 14730, 16752, 17101, 17185, 19544, 19640, 20622, 20940, 23568, 24059, 24430, 27496, 27920, 29316, 29460, 34202, 34370, 36645, 39088, 39280, 41244, 41880, 48118, 48860, 51303, 51555, 54992, 58632, 58920, 68404, 68740, 72177, 73290, 82488, 83760, 85505, 96236, 97720, 102606, 103110, 117264, 117840, 120295, 136808, 137480, 144354, 146580, 164976, 171010, 171359, 192472, 195440, 205212, 206220, 240590, 256515, 273616, 274960, 288708, 293160, 342020, 342718, 360885, 384944, 410424, 412440, 481180, 513030, 514077, 577416, 586320, 684040, 685436, 721770, 820848, 824880, 856795, 962360, 1026060, 1028154, 1154832, 1199513, 1368080, 1370872, 1443540, 1713590, 1924720, 2052120, 2056308, 2399026, 2570385, 2741744, 2887080, 3427180, 3598539, 4104240, 4112616, 4798052, 5140770, 5774160, 5997565, 6854360, 7197078, 8225232, 8396591, 9596104, 10281540, 11995130, 13708720, 14394156, 16793182, 17992695, 19192208, 20563080, 23990260, 25189773, 28788312, 33586364, 35985390, 41126160, 41982955, 47980520, 50379546, 57576624, 67172728, 71970780, 83965910, 95961040, 100759092, 125948865, 134345456, 143941560, 167931820, 201518184, 251897730, 287883120, 335863640, 403036368, 503795460, 671727280, 1007590920, 2015181840]

約数ペア:

[(1, 2015181840), (2, 1007590920), (3, 671727280), (4, 503795460), (5, 403036368), (6, 335863640), (7, 287883120), (8, 251897730), (10, 201518184), (12, 167931820), (14, 143941560), (15, 134345456), (16, 125948865), (20, 100759092), (21, 95961040), (24, 83965910), (28, 71970780), (30, 67172728), (35, 57576624), (40, 50379546), (42, 47980520), (48, 41982955), (49, 41126160), (56, 35985390), (60, 33586364), (70, 28788312), (80, 25189773), (84, 23990260), (98, 20563080), (105, 19192208), (112, 17992695), (120, 16793182), (140, 14394156), (147, 13708720), (168, 11995130), (196, 10281540), (210, 9596104), (240, 8396591), (245, 8225232), (280, 7197078), (294, 6854360), (336, 5997565), (349, 5774160), (392, 5140770), (420, 4798052), (490, 4112616), (491, 4104240), (560, 3598539), (588, 3427180), (698, 2887080), (735, 2741744), (784, 2570385), (840, 2399026), (980, 2056308), (982, 2052120), (1047, 1924720), (1176, 1713590), (1396, 1443540), (1470, 1370872), (1473, 1368080), (1680, 1199513), (1745, 1154832), (1960, 1028154), (1964, 1026060), (2094, 962360), (2352, 856795), (2443, 824880), (2455, 820848), (2792, 721770), (2940, 685436), (2946, 684040), (3437, 586320), (3490, 577416), (3920, 514077), (3928, 513030), (4188, 481180), (4886, 412440), (4910, 410424), (5235, 384944), (5584, 360885), (5880, 342718), (5892, 342020), (6874, 293160), (6980, 288708), (7329, 274960), (7365, 273616), (7856, 256515), (8376, 240590), (9772, 206220), (9820, 205212), (10311, 195440), (10470, 192472), (11760, 171359), (11784, 171010), (12215, 164976), (13748, 146580), (13960, 144354), (14658, 137480), (14730, 136808), (16752, 120295), (17101, 117840), (17185, 117264), (19544, 103110), (19640, 102606), (20622, 97720), (20940, 96236), (23568, 85505), (24059, 83760), (24430, 82488), (27496, 73290), (27920, 72177), (29316, 68740), (29460, 68404), (34202, 58920), (34370, 58632), (36645, 54992), (39088, 51555), (39280, 51303), (41244, 48860), (41880, 48118)]