1995840

素因数分解:

$2^6\times 3^4\times 5^1\times 7^1\times {\mathrm{11}}^1$

素因数の和:47

約数の個数: 280

約数和(自身を含む): 8851392

約数和(自身を除く): 6855552

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 27, 28, 30, 32, 33, 35, 36, 40, 42, 44, 45, 48, 54, 55, 56, 60, 63, 64, 66, 70, 72, 77, 80, 81, 84, 88, 90, 96, 99, 105, 108, 110, 112, 120, 126, 132, 135, 140, 144, 154, 160, 162, 165, 168, 176, 180, 189, 192, 198, 210, 216, 220, 224, 231, 240, 252, 264, 270, 280, 288, 297, 308, 315, 320, 324, 330, 336, 352, 360, 378, 385, 396, 405, 420, 432, 440, 448, 462, 480, 495, 504, 528, 540, 560, 567, 576, 594, 616, 630, 648, 660, 672, 693, 704, 720, 756, 770, 792, 810, 840, 864, 880, 891, 924, 945, 960, 990, 1008, 1056, 1080, 1120, 1134, 1155, 1188, 1232, 1260, 1296, 1320, 1344, 1386, 1440, 1485, 1512, 1540, 1584, 1620, 1680, 1728, 1760, 1782, 1848, 1890, 1980, 2016, 2079, 2112, 2160, 2240, 2268, 2310, 2376, 2464, 2520, 2592, 2640, 2772, 2835, 2880, 2970, 3024, 3080, 3168, 3240, 3360, 3465, 3520, 3564, 3696, 3780, 3960, 4032, 4158, 4320, 4455, 4536, 4620, 4752, 4928, 5040, 5184, 5280, 5544, 5670, 5940, 6048, 6160, 6237, 6336, 6480, 6720, 6930, 7128, 7392, 7560, 7920, 8316, 8640, 8910, 9072, 9240, 9504, 10080, 10395, 10560, 11088, 11340, 11880, 12096, 12320, 12474, 12960, 13860, 14256, 14784, 15120, 15840, 16632, 17820, 18144, 18480, 19008, 20160, 20790, 22176, 22680, 23760, 24640, 24948, 25920, 27720, 28512, 30240, 31185, 31680, 33264, 35640, 36288, 36960, 41580, 44352, 45360, 47520, 49896, 55440, 57024, 60480, 62370, 66528, 71280, 73920, 83160, 90720, 95040, 99792, 110880, 124740, 133056, 142560, 166320, 181440, 199584, 221760, 249480, 285120, 332640, 399168, 498960, 665280, 997920, 1995840]

約数ペア:

[(1, 1995840), (2, 997920), (3, 665280), (4, 498960), (5, 399168), (6, 332640), (7, 285120), (8, 249480), (9, 221760), (10, 199584), (11, 181440), (12, 166320), (14, 142560), (15, 133056), (16, 124740), (18, 110880), (20, 99792), (21, 95040), (22, 90720), (24, 83160), (27, 73920), (28, 71280), (30, 66528), (32, 62370), (33, 60480), (35, 57024), (36, 55440), (40, 49896), (42, 47520), (44, 45360), (45, 44352), (48, 41580), (54, 36960), (55, 36288), (56, 35640), (60, 33264), (63, 31680), (64, 31185), (66, 30240), (70, 28512), (72, 27720), (77, 25920), (80, 24948), (81, 24640), (84, 23760), (88, 22680), (90, 22176), (96, 20790), (99, 20160), (105, 19008), (108, 18480), (110, 18144), (112, 17820), (120, 16632), (126, 15840), (132, 15120), (135, 14784), (140, 14256), (144, 13860), (154, 12960), (160, 12474), (162, 12320), (165, 12096), (168, 11880), (176, 11340), (180, 11088), (189, 10560), (192, 10395), (198, 10080), (210, 9504), (216, 9240), (220, 9072), (224, 8910), (231, 8640), (240, 8316), (252, 7920), (264, 7560), (270, 7392), (280, 7128), (288, 6930), (297, 6720), (308, 6480), (315, 6336), (320, 6237), (324, 6160), (330, 6048), (336, 5940), (352, 5670), (360, 5544), (378, 5280), (385, 5184), (396, 5040), (405, 4928), (420, 4752), (432, 4620), (440, 4536), (448, 4455), (462, 4320), (480, 4158), (495, 4032), (504, 3960), (528, 3780), (540, 3696), (560, 3564), (567, 3520), (576, 3465), (594, 3360), (616, 3240), (630, 3168), (648, 3080), (660, 3024), (672, 2970), (693, 2880), (704, 2835), (720, 2772), (756, 2640), (770, 2592), (792, 2520), (810, 2464), (840, 2376), (864, 2310), (880, 2268), (891, 2240), (924, 2160), (945, 2112), (960, 2079), (990, 2016), (1008, 1980), (1056, 1890), (1080, 1848), (1120, 1782), (1134, 1760), (1155, 1728), (1188, 1680), (1232, 1620), (1260, 1584), (1296, 1540), (1320, 1512), (1344, 1485), (1386, 1440)]