665280

素因数分解:

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

素因数の和:44

約数の個数: 224

約数和(自身を含む): 2926080

約数和(自身を除く): 2260800

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, 84, 88, 90, 96, 99, 105, 108, 110, 112, 120, 126, 132, 135, 140, 144, 154, 160, 165, 168, 176, 180, 189, 192, 198, 210, 216, 220, 224, 231, 240, 252, 264, 270, 280, 288, 297, 308, 315, 320, 330, 336, 352, 360, 378, 385, 396, 420, 432, 440, 448, 462, 480, 495, 504, 528, 540, 560, 576, 594, 616, 630, 660, 672, 693, 704, 720, 756, 770, 792, 840, 864, 880, 924, 945, 960, 990, 1008, 1056, 1080, 1120, 1155, 1188, 1232, 1260, 1320, 1344, 1386, 1440, 1485, 1512, 1540, 1584, 1680, 1728, 1760, 1848, 1890, 1980, 2016, 2079, 2112, 2160, 2240, 2310, 2376, 2464, 2520, 2640, 2772, 2880, 2970, 3024, 3080, 3168, 3360, 3465, 3520, 3696, 3780, 3960, 4032, 4158, 4320, 4620, 4752, 4928, 5040, 5280, 5544, 5940, 6048, 6160, 6336, 6720, 6930, 7392, 7560, 7920, 8316, 8640, 9240, 9504, 10080, 10395, 10560, 11088, 11880, 12096, 12320, 13860, 14784, 15120, 15840, 16632, 18480, 19008, 20160, 20790, 22176, 23760, 24640, 27720, 30240, 31680, 33264, 36960, 41580, 44352, 47520, 55440, 60480, 66528, 73920, 83160, 95040, 110880, 133056, 166320, 221760, 332640, 665280]

約数ペア:

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