2806940880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{1877}}^1$

素因数の和:1994

約数の個数: 240

約数和(自身を含む): 9881224704

約数和(自身を除く): 7074283824

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 67, 72, 80, 90, 93, 120, 124, 134, 144, 155, 180, 186, 201, 240, 248, 268, 279, 310, 335, 360, 372, 402, 465, 496, 536, 558, 603, 620, 670, 720, 744, 804, 930, 1005, 1072, 1116, 1206, 1240, 1340, 1395, 1488, 1608, 1860, 1877, 2010, 2077, 2232, 2412, 2480, 2680, 2790, 3015, 3216, 3720, 3754, 4020, 4154, 4464, 4824, 5360, 5580, 5631, 6030, 6231, 7440, 7508, 8040, 8308, 9385, 9648, 10385, 11160, 11262, 12060, 12462, 15016, 16080, 16616, 16893, 18693, 18770, 20770, 22320, 22524, 24120, 24924, 28155, 30032, 31155, 33232, 33786, 37386, 37540, 41540, 45048, 48240, 49848, 56310, 58187, 62310, 67572, 74772, 75080, 83080, 84465, 90096, 93465, 99696, 112620, 116374, 124620, 125759, 135144, 149544, 150160, 166160, 168930, 174561, 186930, 225240, 232748, 249240, 251518, 270288, 290935, 299088, 337860, 349122, 373860, 377277, 450480, 465496, 498480, 503036, 523683, 581870, 628795, 675720, 698244, 747720, 754554, 872805, 930992, 1006072, 1047366, 1131831, 1163740, 1257590, 1351440, 1396488, 1495440, 1509108, 1745610, 1886385, 2012144, 2094732, 2263662, 2327480, 2515180, 2618415, 2792976, 3018216, 3491220, 3772770, 3898529, 4189464, 4527324, 4654960, 5030360, 5236830, 5659155, 6036432, 6982440, 7545540, 7797058, 8378928, 9054648, 10060720, 10473660, 11318310, 11695587, 13964880, 15091080, 15594116, 18109296, 19492645, 20947320, 22636620, 23391174, 30182160, 31188232, 35086761, 38985290, 41894640, 45273240, 46782348, 58477935, 62376464, 70173522, 77970580, 90546480, 93564696, 116955870, 140347044, 155941160, 175433805, 187129392, 233911740, 280694088, 311882320, 350867610, 467823480, 561388176, 701735220, 935646960, 1403470440, 2806940880]

約数ペア:

[(1, 2806940880), (2, 1403470440), (3, 935646960), (4, 701735220), (5, 561388176), (6, 467823480), (8, 350867610), (9, 311882320), (10, 280694088), (12, 233911740), (15, 187129392), (16, 175433805), (18, 155941160), (20, 140347044), (24, 116955870), (30, 93564696), (31, 90546480), (36, 77970580), (40, 70173522), (45, 62376464), (48, 58477935), (60, 46782348), (62, 45273240), (67, 41894640), (72, 38985290), (80, 35086761), (90, 31188232), (93, 30182160), (120, 23391174), (124, 22636620), (134, 20947320), (144, 19492645), (155, 18109296), (180, 15594116), (186, 15091080), (201, 13964880), (240, 11695587), (248, 11318310), (268, 10473660), (279, 10060720), (310, 9054648), (335, 8378928), (360, 7797058), (372, 7545540), (402, 6982440), (465, 6036432), (496, 5659155), (536, 5236830), (558, 5030360), (603, 4654960), (620, 4527324), (670, 4189464), (720, 3898529), (744, 3772770), (804, 3491220), (930, 3018216), (1005, 2792976), (1072, 2618415), (1116, 2515180), (1206, 2327480), (1240, 2263662), (1340, 2094732), (1395, 2012144), (1488, 1886385), (1608, 1745610), (1860, 1509108), (1877, 1495440), (2010, 1396488), (2077, 1351440), (2232, 1257590), (2412, 1163740), (2480, 1131831), (2680, 1047366), (2790, 1006072), (3015, 930992), (3216, 872805), (3720, 754554), (3754, 747720), (4020, 698244), (4154, 675720), (4464, 628795), (4824, 581870), (5360, 523683), (5580, 503036), (5631, 498480), (6030, 465496), (6231, 450480), (7440, 377277), (7508, 373860), (8040, 349122), (8308, 337860), (9385, 299088), (9648, 290935), (10385, 270288), (11160, 251518), (11262, 249240), (12060, 232748), (12462, 225240), (15016, 186930), (16080, 174561), (16616, 168930), (16893, 166160), (18693, 150160), (18770, 149544), (20770, 135144), (22320, 125759), (22524, 124620), (24120, 116374), (24924, 112620), (28155, 99696), (30032, 93465), (31155, 90096), (33232, 84465), (33786, 83080), (37386, 75080), (37540, 74772), (41540, 67572), (45048, 62310), (48240, 58187), (49848, 56310)]