20163340680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{120623}}^1$

素因数の和:120843

約数の個数: 128

約数和(自身を含む): 69479424000

約数和(自身を除く): 49316083320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 199, 210, 280, 398, 420, 597, 796, 840, 995, 1194, 1393, 1592, 1990, 2388, 2786, 2985, 3980, 4179, 4776, 5572, 5970, 6965, 7960, 8358, 11144, 11940, 13930, 16716, 20895, 23880, 27860, 33432, 41790, 55720, 83580, 120623, 167160, 241246, 361869, 482492, 603115, 723738, 844361, 964984, 1206230, 1447476, 1688722, 1809345, 2412460, 2533083, 2894952, 3377444, 3618690, 4221805, 4824920, 5066166, 6754888, 7237380, 8443610, 10132332, 12665415, 14474760, 16887220, 20264664, 24003977, 25330830, 33774440, 48007954, 50661660, 72011931, 96015908, 101323320, 120019885, 144023862, 168027839, 192031816, 240039770, 288047724, 336055678, 360059655, 480079540, 504083517, 576095448, 672111356, 720119310, 840139195, 960159080, 1008167034, 1344222712, 1440238620, 1680278390, 2016334068, 2520417585, 2880477240, 3360556780, 4032668136, 5040835170, 6721113560, 10081670340, 20163340680]

約数ペア:

[(1, 20163340680), (2, 10081670340), (3, 6721113560), (4, 5040835170), (5, 4032668136), (6, 3360556780), (7, 2880477240), (8, 2520417585), (10, 2016334068), (12, 1680278390), (14, 1440238620), (15, 1344222712), (20, 1008167034), (21, 960159080), (24, 840139195), (28, 720119310), (30, 672111356), (35, 576095448), (40, 504083517), (42, 480079540), (56, 360059655), (60, 336055678), (70, 288047724), (84, 240039770), (105, 192031816), (120, 168027839), (140, 144023862), (168, 120019885), (199, 101323320), (210, 96015908), (280, 72011931), (398, 50661660), (420, 48007954), (597, 33774440), (796, 25330830), (840, 24003977), (995, 20264664), (1194, 16887220), (1393, 14474760), (1592, 12665415), (1990, 10132332), (2388, 8443610), (2786, 7237380), (2985, 6754888), (3980, 5066166), (4179, 4824920), (4776, 4221805), (5572, 3618690), (5970, 3377444), (6965, 2894952), (7960, 2533083), (8358, 2412460), (11144, 1809345), (11940, 1688722), (13930, 1447476), (16716, 1206230), (20895, 964984), (23880, 844361), (27860, 723738), (33432, 603115), (41790, 482492), (55720, 361869), (83580, 241246), (120623, 167160)]