40343265

素因数分解:

$3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:172

約数の個数: 80

約数和(自身を含む): 77780736

約数和(自身を除く): 37437471

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 61, 69, 71, 81, 115, 135, 183, 207, 213, 305, 345, 355, 405, 549, 621, 639, 915, 1035, 1065, 1403, 1633, 1647, 1863, 1917, 2745, 3105, 3195, 4209, 4331, 4899, 4941, 5751, 7015, 8165, 8235, 9315, 9585, 12627, 12993, 14697, 21045, 21655, 24495, 24705, 28755, 37881, 38979, 44091, 63135, 64965, 73485, 99613, 113643, 116937, 132273, 189405, 194895, 220455, 298839, 350811, 498065, 568215, 584685, 661365, 896517, 1494195, 1754055, 2689551, 4482585, 8068653, 13447755, 40343265]

約数ペア:

[(1, 40343265), (3, 13447755), (5, 8068653), (9, 4482585), (15, 2689551), (23, 1754055), (27, 1494195), (45, 896517), (61, 661365), (69, 584685), (71, 568215), (81, 498065), (115, 350811), (135, 298839), (183, 220455), (207, 194895), (213, 189405), (305, 132273), (345, 116937), (355, 113643), (405, 99613), (549, 73485), (621, 64965), (639, 63135), (915, 44091), (1035, 38979), (1065, 37881), (1403, 28755), (1633, 24705), (1647, 24495), (1863, 21655), (1917, 21045), (2745, 14697), (3105, 12993), (3195, 12627), (4209, 9585), (4331, 9315), (4899, 8235), (4941, 8165), (5751, 7015)]