55107080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1$

素因数の和:283

約数の個数: 128

約数和(自身を含む): 152064000

約数和(自身を除く): 96956920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 43, 46, 56, 70, 86, 92, 115, 140, 161, 172, 184, 199, 215, 230, 280, 301, 322, 344, 398, 430, 460, 602, 644, 796, 805, 860, 920, 989, 995, 1204, 1288, 1393, 1505, 1592, 1610, 1720, 1978, 1990, 2408, 2786, 3010, 3220, 3956, 3980, 4577, 4945, 5572, 6020, 6440, 6923, 6965, 7912, 7960, 8557, 9154, 9890, 11144, 12040, 13846, 13930, 17114, 18308, 19780, 22885, 27692, 27860, 32039, 34228, 34615, 36616, 39560, 42785, 45770, 55384, 55720, 59899, 64078, 68456, 69230, 85570, 91540, 119798, 128156, 138460, 160195, 171140, 183080, 196811, 239596, 256312, 276920, 299495, 320390, 342280, 393622, 479192, 598990, 640780, 787244, 984055, 1197980, 1281560, 1377677, 1574488, 1968110, 2395960, 2755354, 3936220, 5510708, 6888385, 7872440, 11021416, 13776770, 27553540, 55107080]

約数ペア:

[(1, 55107080), (2, 27553540), (4, 13776770), (5, 11021416), (7, 7872440), (8, 6888385), (10, 5510708), (14, 3936220), (20, 2755354), (23, 2395960), (28, 1968110), (35, 1574488), (40, 1377677), (43, 1281560), (46, 1197980), (56, 984055), (70, 787244), (86, 640780), (92, 598990), (115, 479192), (140, 393622), (161, 342280), (172, 320390), (184, 299495), (199, 276920), (215, 256312), (230, 239596), (280, 196811), (301, 183080), (322, 171140), (344, 160195), (398, 138460), (430, 128156), (460, 119798), (602, 91540), (644, 85570), (796, 69230), (805, 68456), (860, 64078), (920, 59899), (989, 55720), (995, 55384), (1204, 45770), (1288, 42785), (1393, 39560), (1505, 36616), (1592, 34615), (1610, 34228), (1720, 32039), (1978, 27860), (1990, 27692), (2408, 22885), (2786, 19780), (3010, 18308), (3220, 17114), (3956, 13930), (3980, 13846), (4577, 12040), (4945, 11144), (5572, 9890), (6020, 9154), (6440, 8557), (6923, 7960), (6965, 7912)]