216886320

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1871}}^1$

素因数の和:1920

約数の個数: 240

約数和(自身を含む): 869087232

約数和(自身を除く): 652200912

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 23, 24, 28, 30, 35, 36, 40, 42, 45, 46, 48, 56, 60, 63, 69, 70, 72, 80, 84, 90, 92, 105, 112, 115, 120, 126, 138, 140, 144, 161, 168, 180, 184, 207, 210, 230, 240, 252, 276, 280, 315, 322, 336, 345, 360, 368, 414, 420, 460, 483, 504, 552, 560, 630, 644, 690, 720, 805, 828, 840, 920, 966, 1008, 1035, 1104, 1260, 1288, 1380, 1449, 1610, 1656, 1680, 1840, 1871, 1932, 2070, 2415, 2520, 2576, 2760, 2898, 3220, 3312, 3742, 3864, 4140, 4830, 5040, 5520, 5613, 5796, 6440, 7245, 7484, 7728, 8280, 9355, 9660, 11226, 11592, 12880, 13097, 14490, 14968, 16560, 16839, 18710, 19320, 22452, 23184, 26194, 28065, 28980, 29936, 33678, 37420, 38640, 39291, 43033, 44904, 52388, 56130, 57960, 65485, 67356, 74840, 78582, 84195, 86066, 89808, 104776, 112260, 115920, 117873, 129099, 130970, 134712, 149680, 157164, 168390, 172132, 196455, 209552, 215165, 224520, 235746, 258198, 261940, 269424, 301231, 314328, 336780, 344264, 387297, 392910, 430330, 449040, 471492, 516396, 523880, 589365, 602462, 628656, 645495, 673560, 688528, 774594, 785820, 860660, 903693, 942984, 1032792, 1047760, 1178730, 1204924, 1290990, 1347120, 1506155, 1549188, 1571640, 1721320, 1807386, 1885968, 1936485, 2065584, 2357460, 2409848, 2581980, 2711079, 3012310, 3098376, 3143280, 3442640, 3614772, 3872970, 4518465, 4714920, 4819696, 5163960, 5422158, 6024620, 6196752, 7229544, 7745940, 9036930, 9429840, 10327920, 10844316, 12049240, 13555395, 14459088, 15491880, 18073860, 21688632, 24098480, 27110790, 30983760, 36147720, 43377264, 54221580, 72295440, 108443160, 216886320]

約数ペア:

[(1, 216886320), (2, 108443160), (3, 72295440), (4, 54221580), (5, 43377264), (6, 36147720), (7, 30983760), (8, 27110790), (9, 24098480), (10, 21688632), (12, 18073860), (14, 15491880), (15, 14459088), (16, 13555395), (18, 12049240), (20, 10844316), (21, 10327920), (23, 9429840), (24, 9036930), (28, 7745940), (30, 7229544), (35, 6196752), (36, 6024620), (40, 5422158), (42, 5163960), (45, 4819696), (46, 4714920), (48, 4518465), (56, 3872970), (60, 3614772), (63, 3442640), (69, 3143280), (70, 3098376), (72, 3012310), (80, 2711079), (84, 2581980), (90, 2409848), (92, 2357460), (105, 2065584), (112, 1936485), (115, 1885968), (120, 1807386), (126, 1721320), (138, 1571640), (140, 1549188), (144, 1506155), (161, 1347120), (168, 1290990), (180, 1204924), (184, 1178730), (207, 1047760), (210, 1032792), (230, 942984), (240, 903693), (252, 860660), (276, 785820), (280, 774594), (315, 688528), (322, 673560), (336, 645495), (345, 628656), (360, 602462), (368, 589365), (414, 523880), (420, 516396), (460, 471492), (483, 449040), (504, 430330), (552, 392910), (560, 387297), (630, 344264), (644, 336780), (690, 314328), (720, 301231), (805, 269424), (828, 261940), (840, 258198), (920, 235746), (966, 224520), (1008, 215165), (1035, 209552), (1104, 196455), (1260, 172132), (1288, 168390), (1380, 157164), (1449, 149680), (1610, 134712), (1656, 130970), (1680, 129099), (1840, 117873), (1871, 115920), (1932, 112260), (2070, 104776), (2415, 89808), (2520, 86066), (2576, 84195), (2760, 78582), (2898, 74840), (3220, 67356), (3312, 65485), (3742, 57960), (3864, 56130), (4140, 52388), (4830, 44904), (5040, 43033), (5520, 39291), (5613, 38640), (5796, 37420), (6440, 33678), (7245, 29936), (7484, 28980), (7728, 28065), (8280, 26194), (9355, 23184), (9660, 22452), (11226, 19320), (11592, 18710), (12880, 16839), (13097, 16560), (14490, 14968)]