349193260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{397}}^1$

素因数の和:635

約数の個数: 96

約数和(自身を含む): 842486400

約数和(自身を除く): 493293140

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 199, 221, 260, 340, 397, 398, 442, 794, 796, 884, 995, 1105, 1588, 1985, 1990, 2210, 2587, 3383, 3970, 3980, 4420, 5161, 5174, 6749, 6766, 7940, 10322, 10348, 12935, 13498, 13532, 16915, 20644, 25805, 25870, 26996, 33745, 33830, 43979, 51610, 51740, 67490, 67660, 79003, 87737, 87958, 103220, 134980, 158006, 175474, 175916, 219895, 316012, 350948, 395015, 438685, 439790, 790030, 877370, 879580, 1027039, 1343051, 1580060, 1754740, 2054078, 2686102, 4108156, 5135195, 5372204, 6715255, 10270390, 13430510, 17459663, 20540780, 26861020, 34919326, 69838652, 87298315, 174596630, 349193260]

約数ペア:

[(1, 349193260), (2, 174596630), (4, 87298315), (5, 69838652), (10, 34919326), (13, 26861020), (17, 20540780), (20, 17459663), (26, 13430510), (34, 10270390), (52, 6715255), (65, 5372204), (68, 5135195), (85, 4108156), (130, 2686102), (170, 2054078), (199, 1754740), (221, 1580060), (260, 1343051), (340, 1027039), (397, 879580), (398, 877370), (442, 790030), (794, 439790), (796, 438685), (884, 395015), (995, 350948), (1105, 316012), (1588, 219895), (1985, 175916), (1990, 175474), (2210, 158006), (2587, 134980), (3383, 103220), (3970, 87958), (3980, 87737), (4420, 79003), (5161, 67660), (5174, 67490), (6749, 51740), (6766, 51610), (7940, 43979), (10322, 33830), (10348, 33745), (12935, 26996), (13498, 25870), (13532, 25805), (16915, 20644)]