64407960

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{193}}^1$

素因数の和:319

約数の個数: 160

約数和(自身を含む): 219716640

約数和(自身を除く): 155308680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 103, 108, 120, 135, 162, 180, 193, 206, 216, 270, 309, 324, 360, 386, 405, 412, 515, 540, 579, 618, 648, 772, 810, 824, 927, 965, 1030, 1080, 1158, 1236, 1544, 1545, 1620, 1737, 1854, 1930, 2060, 2316, 2472, 2781, 2895, 3090, 3240, 3474, 3708, 3860, 4120, 4632, 4635, 5211, 5562, 5790, 6180, 6948, 7416, 7720, 8343, 8685, 9270, 10422, 11124, 11580, 12360, 13896, 13905, 15633, 16686, 17370, 18540, 19879, 20844, 22248, 23160, 26055, 27810, 31266, 33372, 34740, 37080, 39758, 41688, 41715, 52110, 55620, 59637, 62532, 66744, 69480, 78165, 79516, 83430, 99395, 104220, 111240, 119274, 125064, 156330, 159032, 166860, 178911, 198790, 208440, 238548, 298185, 312660, 333720, 357822, 397580, 477096, 536733, 596370, 625320, 715644, 795160, 894555, 1073466, 1192740, 1431288, 1610199, 1789110, 2146932, 2385480, 2683665, 3220398, 3578220, 4293864, 5367330, 6440796, 7156440, 8050995, 10734660, 12881592, 16101990, 21469320, 32203980, 64407960]

約数ペア:

[(1, 64407960), (2, 32203980), (3, 21469320), (4, 16101990), (5, 12881592), (6, 10734660), (8, 8050995), (9, 7156440), (10, 6440796), (12, 5367330), (15, 4293864), (18, 3578220), (20, 3220398), (24, 2683665), (27, 2385480), (30, 2146932), (36, 1789110), (40, 1610199), (45, 1431288), (54, 1192740), (60, 1073466), (72, 894555), (81, 795160), (90, 715644), (103, 625320), (108, 596370), (120, 536733), (135, 477096), (162, 397580), (180, 357822), (193, 333720), (206, 312660), (216, 298185), (270, 238548), (309, 208440), (324, 198790), (360, 178911), (386, 166860), (405, 159032), (412, 156330), (515, 125064), (540, 119274), (579, 111240), (618, 104220), (648, 99395), (772, 83430), (810, 79516), (824, 78165), (927, 69480), (965, 66744), (1030, 62532), (1080, 59637), (1158, 55620), (1236, 52110), (1544, 41715), (1545, 41688), (1620, 39758), (1737, 37080), (1854, 34740), (1930, 33372), (2060, 31266), (2316, 27810), (2472, 26055), (2781, 23160), (2895, 22248), (3090, 20844), (3240, 19879), (3474, 18540), (3708, 17370), (3860, 16686), (4120, 15633), (4632, 13905), (4635, 13896), (5211, 12360), (5562, 11580), (5790, 11124), (6180, 10422), (6948, 9270), (7416, 8685), (7720, 8343)]