54817280

素因数分解:

$2^9\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:79

約数の個数: 240

約数和(自身を含む): 167935680

約数和(自身を除く): 113118400

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, 512, 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, 2560, 2576, 2660, 2944, 3040, 3059, 3136, 3220, 3496, 3584, 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, 9728, 10304, 10640, 11270, 11776, 12160, 12236, 12544, 12880, 13984, 14720, 14896, 15295, 15680, 17024, 17480, 17920, 18032, 18620, 20608, 21280, 21413, 22540, 24320, 24472, 25088, 25760, 27968, 29440, 29792, 30590, 31360, 34048, 34960, 36064, 37240, 41216, 42560, 42826, 45080, 48640, 48944, 51520, 55936, 58880, 59584, 61180, 62720, 68096, 69920, 72128, 74480, 82432, 85120, 85652, 90160, 97888, 103040, 107065, 111872, 119168, 122360, 125440, 139840, 144256, 148960, 170240, 171304, 180320, 195776, 206080, 214130, 223744, 238336, 244720, 279680, 288512, 297920, 340480, 342608, 360640, 391552, 412160, 428260, 476672, 489440, 559360, 577024, 595840, 685216, 721280, 783104, 856520, 978880, 1118720, 1191680, 1370432, 1442560, 1566208, 1713040, 1957760, 2383360, 2740864, 2885120, 3426080, 3915520, 5481728, 6852160, 7831040, 10963456, 13704320, 27408640, 54817280]

約数ペア:

[(1, 54817280), (2, 27408640), (4, 13704320), (5, 10963456), (7, 7831040), (8, 6852160), (10, 5481728), (14, 3915520), (16, 3426080), (19, 2885120), (20, 2740864), (23, 2383360), (28, 1957760), (32, 1713040), (35, 1566208), (38, 1442560), (40, 1370432), (46, 1191680), (49, 1118720), (56, 978880), (64, 856520), (70, 783104), (76, 721280), (80, 685216), (92, 595840), (95, 577024), (98, 559360), (112, 489440), (115, 476672), (128, 428260), (133, 412160), (140, 391552), (152, 360640), (160, 342608), (161, 340480), (184, 297920), (190, 288512), (196, 279680), (224, 244720), (230, 238336), (245, 223744), (256, 214130), (266, 206080), (280, 195776), (304, 180320), (320, 171304), (322, 170240), (368, 148960), (380, 144256), (392, 139840), (437, 125440), (448, 122360), (460, 119168), (490, 111872), (512, 107065), (532, 103040), (560, 97888), (608, 90160), (640, 85652), (644, 85120), (665, 82432), (736, 74480), (760, 72128), (784, 69920), (805, 68096), (874, 62720), (896, 61180), (920, 59584), (931, 58880), (980, 55936), (1064, 51520), (1120, 48944), (1127, 48640), (1216, 45080), (1280, 42826), (1288, 42560), (1330, 41216), (1472, 37240), (1520, 36064), (1568, 34960), (1610, 34048), (1748, 31360), (1792, 30590), (1840, 29792), (1862, 29440), (1960, 27968), (2128, 25760), (2185, 25088), (2240, 24472), (2254, 24320), (2432, 22540), (2560, 21413), (2576, 21280), (2660, 20608), (2944, 18620), (3040, 18032), (3059, 17920), (3136, 17480), (3220, 17024), (3496, 15680), (3584, 15295), (3680, 14896), (3724, 14720), (3920, 13984), (4256, 12880), (4370, 12544), (4480, 12236), (4508, 12160), (4655, 11776), (4864, 11270), (5152, 10640), (5320, 10304), (5635, 9728), (5888, 9310), (6080, 9016), (6118, 8960), (6272, 8740), (6440, 8512), (6992, 7840), (7360, 7448)]