209340040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{199}}^1$

素因数の和:264

約数の個数: 192

約数和(自身を含む): 618912000

約数和(自身を除く): 409571960

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 17, 20, 26, 28, 34, 35, 40, 52, 56, 65, 68, 70, 85, 91, 104, 119, 130, 136, 140, 170, 182, 199, 221, 238, 260, 280, 289, 340, 364, 398, 442, 455, 476, 520, 578, 595, 680, 728, 796, 884, 910, 952, 995, 1105, 1156, 1190, 1393, 1445, 1547, 1592, 1768, 1820, 1990, 2023, 2210, 2312, 2380, 2587, 2786, 2890, 3094, 3383, 3640, 3757, 3980, 4046, 4420, 4760, 5174, 5572, 5780, 6188, 6766, 6965, 7514, 7735, 7960, 8092, 8840, 10115, 10348, 11144, 11560, 12376, 12935, 13532, 13930, 15028, 15470, 16184, 16915, 18109, 18785, 20230, 20696, 23681, 25870, 26299, 27064, 27860, 30056, 30940, 33830, 36218, 37570, 40460, 43979, 47362, 51740, 52598, 55720, 57511, 61880, 67660, 72436, 75140, 80920, 87958, 90545, 94724, 103480, 105196, 115022, 118405, 131495, 135320, 144872, 150280, 175916, 181090, 189448, 210392, 219895, 230044, 236810, 262990, 287555, 307853, 351832, 362180, 402577, 439790, 460088, 473620, 525980, 575110, 615706, 724360, 747643, 805154, 879580, 947240, 1051960, 1150220, 1231412, 1495286, 1539265, 1610308, 1759160, 2012885, 2300440, 2462824, 2990572, 3078530, 3220616, 3738215, 4025770, 5233501, 5981144, 6157060, 7476430, 8051540, 10467002, 12314120, 14952860, 16103080, 20934004, 26167505, 29905720, 41868008, 52335010, 104670020, 209340040]

約数ペア:

[(1, 209340040), (2, 104670020), (4, 52335010), (5, 41868008), (7, 29905720), (8, 26167505), (10, 20934004), (13, 16103080), (14, 14952860), (17, 12314120), (20, 10467002), (26, 8051540), (28, 7476430), (34, 6157060), (35, 5981144), (40, 5233501), (52, 4025770), (56, 3738215), (65, 3220616), (68, 3078530), (70, 2990572), (85, 2462824), (91, 2300440), (104, 2012885), (119, 1759160), (130, 1610308), (136, 1539265), (140, 1495286), (170, 1231412), (182, 1150220), (199, 1051960), (221, 947240), (238, 879580), (260, 805154), (280, 747643), (289, 724360), (340, 615706), (364, 575110), (398, 525980), (442, 473620), (455, 460088), (476, 439790), (520, 402577), (578, 362180), (595, 351832), (680, 307853), (728, 287555), (796, 262990), (884, 236810), (910, 230044), (952, 219895), (995, 210392), (1105, 189448), (1156, 181090), (1190, 175916), (1393, 150280), (1445, 144872), (1547, 135320), (1592, 131495), (1768, 118405), (1820, 115022), (1990, 105196), (2023, 103480), (2210, 94724), (2312, 90545), (2380, 87958), (2587, 80920), (2786, 75140), (2890, 72436), (3094, 67660), (3383, 61880), (3640, 57511), (3757, 55720), (3980, 52598), (4046, 51740), (4420, 47362), (4760, 43979), (5174, 40460), (5572, 37570), (5780, 36218), (6188, 33830), (6766, 30940), (6965, 30056), (7514, 27860), (7735, 27064), (7960, 26299), (8092, 25870), (8840, 23681), (10115, 20696), (10348, 20230), (11144, 18785), (11560, 18109), (12376, 16915), (12935, 16184), (13532, 15470), (13930, 15028)]