27408640

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:77

約数の個数: 216

約数和(自身を含む): 83885760

約数和(自身を除く): 56477120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 23, 28, 32, 35, 38, 40, 46, 49, 56, 64, 70, 76, 80, 92, 95, 98, 112, 115, 128, 133, 140, 152, 160, 161, 184, 190, 196, 224, 230, 245, 256, 266, 280, 304, 320, 322, 368, 380, 392, 437, 448, 460, 490, 532, 560, 608, 640, 644, 665, 736, 760, 784, 805, 874, 896, 920, 931, 980, 1064, 1120, 1127, 1216, 1280, 1288, 1330, 1472, 1520, 1568, 1610, 1748, 1792, 1840, 1862, 1960, 2128, 2185, 2240, 2254, 2432, 2576, 2660, 2944, 3040, 3059, 3136, 3220, 3496, 3680, 3724, 3920, 4256, 4370, 4480, 4508, 4655, 4864, 5152, 5320, 5635, 5888, 6080, 6118, 6272, 6440, 6992, 7360, 7448, 7840, 8512, 8740, 8960, 9016, 9310, 10304, 10640, 11270, 12160, 12236, 12544, 12880, 13984, 14720, 14896, 15295, 15680, 17024, 17480, 18032, 18620, 20608, 21280, 21413, 22540, 24320, 24472, 25760, 27968, 29440, 29792, 30590, 31360, 34048, 34960, 36064, 37240, 41216, 42560, 42826, 45080, 48944, 51520, 55936, 59584, 61180, 62720, 69920, 72128, 74480, 85120, 85652, 90160, 97888, 103040, 107065, 111872, 119168, 122360, 139840, 144256, 148960, 170240, 171304, 180320, 195776, 206080, 214130, 238336, 244720, 279680, 288512, 297920, 342608, 360640, 391552, 428260, 489440, 559360, 595840, 685216, 721280, 783104, 856520, 978880, 1191680, 1370432, 1442560, 1713040, 1957760, 2740864, 3426080, 3915520, 5481728, 6852160, 13704320, 27408640]

約数ペア:

[(1, 27408640), (2, 13704320), (4, 6852160), (5, 5481728), (7, 3915520), (8, 3426080), (10, 2740864), (14, 1957760), (16, 1713040), (19, 1442560), (20, 1370432), (23, 1191680), (28, 978880), (32, 856520), (35, 783104), (38, 721280), (40, 685216), (46, 595840), (49, 559360), (56, 489440), (64, 428260), (70, 391552), (76, 360640), (80, 342608), (92, 297920), (95, 288512), (98, 279680), (112, 244720), (115, 238336), (128, 214130), (133, 206080), (140, 195776), (152, 180320), (160, 171304), (161, 170240), (184, 148960), (190, 144256), (196, 139840), (224, 122360), (230, 119168), (245, 111872), (256, 107065), (266, 103040), (280, 97888), (304, 90160), (320, 85652), (322, 85120), (368, 74480), (380, 72128), (392, 69920), (437, 62720), (448, 61180), (460, 59584), (490, 55936), (532, 51520), (560, 48944), (608, 45080), (640, 42826), (644, 42560), (665, 41216), (736, 37240), (760, 36064), (784, 34960), (805, 34048), (874, 31360), (896, 30590), (920, 29792), (931, 29440), (980, 27968), (1064, 25760), (1120, 24472), (1127, 24320), (1216, 22540), (1280, 21413), (1288, 21280), (1330, 20608), (1472, 18620), (1520, 18032), (1568, 17480), (1610, 17024), (1748, 15680), (1792, 15295), (1840, 14896), (1862, 14720), (1960, 13984), (2128, 12880), (2185, 12544), (2240, 12236), (2254, 12160), (2432, 11270), (2576, 10640), (2660, 10304), (2944, 9310), (3040, 9016), (3059, 8960), (3136, 8740), (3220, 8512), (3496, 7840), (3680, 7448), (3724, 7360), (3920, 6992), (4256, 6440), (4370, 6272), (4480, 6118), (4508, 6080), (4655, 5888), (4864, 5635), (5152, 5320)]