272534480

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1$

素因数の和:301

約数の個数: 160

約数和(自身を含む): 723168000

約数和(自身を除く): 450633520

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 34, 38, 40, 53, 68, 76, 80, 85, 95, 106, 136, 152, 170, 190, 199, 212, 265, 272, 304, 323, 340, 380, 398, 424, 530, 646, 680, 760, 796, 848, 901, 995, 1007, 1060, 1292, 1360, 1520, 1592, 1615, 1802, 1990, 2014, 2120, 2584, 3184, 3230, 3383, 3604, 3781, 3980, 4028, 4240, 4505, 5035, 5168, 6460, 6766, 7208, 7562, 7960, 8056, 9010, 10070, 10547, 12920, 13532, 14416, 15124, 15920, 16112, 16915, 17119, 18020, 18905, 20140, 21094, 25840, 27064, 30248, 33830, 34238, 36040, 37810, 40280, 42188, 52735, 54128, 60496, 64277, 67660, 68476, 72080, 75620, 80560, 84376, 85595, 105470, 128554, 135320, 136952, 151240, 168752, 171190, 179299, 200393, 210940, 257108, 270640, 273904, 302480, 321385, 342380, 358598, 400786, 421880, 514216, 642770, 684760, 717196, 801572, 843760, 896495, 1001965, 1028432, 1285540, 1369520, 1434392, 1603144, 1792990, 2003930, 2571080, 2868784, 3206288, 3406681, 3585980, 4007860, 5142160, 6813362, 7171960, 8015720, 13626724, 14343920, 16031440, 17033405, 27253448, 34066810, 54506896, 68133620, 136267240, 272534480]

約数ペア:

[(1, 272534480), (2, 136267240), (4, 68133620), (5, 54506896), (8, 34066810), (10, 27253448), (16, 17033405), (17, 16031440), (19, 14343920), (20, 13626724), (34, 8015720), (38, 7171960), (40, 6813362), (53, 5142160), (68, 4007860), (76, 3585980), (80, 3406681), (85, 3206288), (95, 2868784), (106, 2571080), (136, 2003930), (152, 1792990), (170, 1603144), (190, 1434392), (199, 1369520), (212, 1285540), (265, 1028432), (272, 1001965), (304, 896495), (323, 843760), (340, 801572), (380, 717196), (398, 684760), (424, 642770), (530, 514216), (646, 421880), (680, 400786), (760, 358598), (796, 342380), (848, 321385), (901, 302480), (995, 273904), (1007, 270640), (1060, 257108), (1292, 210940), (1360, 200393), (1520, 179299), (1592, 171190), (1615, 168752), (1802, 151240), (1990, 136952), (2014, 135320), (2120, 128554), (2584, 105470), (3184, 85595), (3230, 84376), (3383, 80560), (3604, 75620), (3781, 72080), (3980, 68476), (4028, 67660), (4240, 64277), (4505, 60496), (5035, 54128), (5168, 52735), (6460, 42188), (6766, 40280), (7208, 37810), (7562, 36040), (7960, 34238), (8056, 33830), (9010, 30248), (10070, 27064), (10547, 25840), (12920, 21094), (13532, 20140), (14416, 18905), (15124, 18020), (15920, 17119), (16112, 16915)]