68426505

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1$

素因数の和:180

約数の個数: 128

約数和(自身を含む): 151756800

約数和(自身を除く): 83330295

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 27, 35, 37, 45, 57, 63, 95, 103, 105, 111, 133, 135, 171, 185, 189, 259, 285, 309, 315, 333, 399, 513, 515, 555, 665, 703, 721, 777, 855, 927, 945, 999, 1197, 1295, 1545, 1665, 1957, 1995, 2109, 2163, 2331, 2565, 2781, 3515, 3591, 3605, 3811, 3885, 4635, 4921, 4995, 5871, 5985, 6327, 6489, 6993, 9785, 10545, 10815, 11433, 11655, 13699, 13905, 14763, 17613, 17955, 18981, 19055, 19467, 24605, 26677, 29355, 31635, 32445, 34299, 34965, 41097, 44289, 52839, 57165, 68495, 72409, 73815, 80031, 88065, 94905, 97335, 102897, 123291, 132867, 133385, 171495, 205485, 217227, 221445, 240093, 264195, 362045, 369873, 400155, 506863, 514485, 616455, 651681, 664335, 720279, 1086135, 1200465, 1520589, 1849365, 1955043, 2534315, 3258405, 3601395, 4561767, 7602945, 9775215, 13685301, 22808835, 68426505]

約数ペア:

[(1, 68426505), (3, 22808835), (5, 13685301), (7, 9775215), (9, 7602945), (15, 4561767), (19, 3601395), (21, 3258405), (27, 2534315), (35, 1955043), (37, 1849365), (45, 1520589), (57, 1200465), (63, 1086135), (95, 720279), (103, 664335), (105, 651681), (111, 616455), (133, 514485), (135, 506863), (171, 400155), (185, 369873), (189, 362045), (259, 264195), (285, 240093), (309, 221445), (315, 217227), (333, 205485), (399, 171495), (513, 133385), (515, 132867), (555, 123291), (665, 102897), (703, 97335), (721, 94905), (777, 88065), (855, 80031), (927, 73815), (945, 72409), (999, 68495), (1197, 57165), (1295, 52839), (1545, 44289), (1665, 41097), (1957, 34965), (1995, 34299), (2109, 32445), (2163, 31635), (2331, 29355), (2565, 26677), (2781, 24605), (3515, 19467), (3591, 19055), (3605, 18981), (3811, 17955), (3885, 17613), (4635, 14763), (4921, 13905), (4995, 13699), (5871, 11655), (5985, 11433), (6327, 10815), (6489, 10545), (6993, 9785)]