205925280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{907}}^1$

素因数の和:979

約数の個数: 192

約数和(自身を含む): 724889088

約数和(自身を除く): 518963808

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 43, 44, 48, 55, 60, 66, 80, 86, 88, 96, 110, 120, 129, 132, 160, 165, 172, 176, 215, 220, 240, 258, 264, 330, 344, 352, 430, 440, 473, 480, 516, 528, 645, 660, 688, 860, 880, 907, 946, 1032, 1056, 1290, 1320, 1376, 1419, 1720, 1760, 1814, 1892, 2064, 2365, 2580, 2640, 2721, 2838, 3440, 3628, 3784, 4128, 4535, 4730, 5160, 5280, 5442, 5676, 6880, 7095, 7256, 7568, 9070, 9460, 9977, 10320, 10884, 11352, 13605, 14190, 14512, 15136, 18140, 18920, 19954, 20640, 21768, 22704, 27210, 28380, 29024, 29931, 36280, 37840, 39001, 39908, 43536, 45408, 49885, 54420, 56760, 59862, 72560, 75680, 78002, 79816, 87072, 99770, 108840, 113520, 117003, 119724, 145120, 149655, 156004, 159632, 195005, 199540, 217680, 227040, 234006, 239448, 299310, 312008, 319264, 390010, 399080, 429011, 435360, 468012, 478896, 585015, 598620, 624016, 780020, 798160, 858022, 936024, 957792, 1170030, 1197240, 1248032, 1287033, 1560040, 1596320, 1716044, 1872048, 2145055, 2340060, 2394480, 2574066, 3120080, 3432088, 3744096, 4290110, 4680120, 4788960, 5148132, 6240160, 6435165, 6864176, 8580220, 9360240, 10296264, 12870330, 13728352, 17160440, 18720480, 20592528, 25740660, 34320880, 41185056, 51481320, 68641760, 102962640, 205925280]

約数ペア:

[(1, 205925280), (2, 102962640), (3, 68641760), (4, 51481320), (5, 41185056), (6, 34320880), (8, 25740660), (10, 20592528), (11, 18720480), (12, 17160440), (15, 13728352), (16, 12870330), (20, 10296264), (22, 9360240), (24, 8580220), (30, 6864176), (32, 6435165), (33, 6240160), (40, 5148132), (43, 4788960), (44, 4680120), (48, 4290110), (55, 3744096), (60, 3432088), (66, 3120080), (80, 2574066), (86, 2394480), (88, 2340060), (96, 2145055), (110, 1872048), (120, 1716044), (129, 1596320), (132, 1560040), (160, 1287033), (165, 1248032), (172, 1197240), (176, 1170030), (215, 957792), (220, 936024), (240, 858022), (258, 798160), (264, 780020), (330, 624016), (344, 598620), (352, 585015), (430, 478896), (440, 468012), (473, 435360), (480, 429011), (516, 399080), (528, 390010), (645, 319264), (660, 312008), (688, 299310), (860, 239448), (880, 234006), (907, 227040), (946, 217680), (1032, 199540), (1056, 195005), (1290, 159632), (1320, 156004), (1376, 149655), (1419, 145120), (1720, 119724), (1760, 117003), (1814, 113520), (1892, 108840), (2064, 99770), (2365, 87072), (2580, 79816), (2640, 78002), (2721, 75680), (2838, 72560), (3440, 59862), (3628, 56760), (3784, 54420), (4128, 49885), (4535, 45408), (4730, 43536), (5160, 39908), (5280, 39001), (5442, 37840), (5676, 36280), (6880, 29931), (7095, 29024), (7256, 28380), (7568, 27210), (9070, 22704), (9460, 21768), (9977, 20640), (10320, 19954), (10884, 18920), (11352, 18140), (13605, 15136), (14190, 14512)]