68738220

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{151}}^1\times {\mathrm{281}}^1$

素因数の和:453

約数の個数: 120

約数和(自身を含む): 217834848

約数和(自身を除く): 149096628

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 151, 162, 180, 270, 281, 302, 324, 405, 453, 540, 562, 604, 755, 810, 843, 906, 1124, 1359, 1405, 1510, 1620, 1686, 1812, 2265, 2529, 2718, 2810, 3020, 3372, 4077, 4215, 4530, 5058, 5436, 5620, 6795, 7587, 8154, 8430, 9060, 10116, 12231, 12645, 13590, 15174, 16308, 16860, 20385, 22761, 24462, 25290, 27180, 30348, 37935, 40770, 42431, 45522, 48924, 50580, 61155, 75870, 81540, 84862, 91044, 113805, 122310, 127293, 151740, 169724, 212155, 227610, 244620, 254586, 381879, 424310, 455220, 509172, 636465, 763758, 848620, 1145637, 1272930, 1527516, 1909395, 2291274, 2545860, 3436911, 3818790, 4582548, 5728185, 6873822, 7637580, 11456370, 13747644, 17184555, 22912740, 34369110, 68738220]

約数ペア:

[(1, 68738220), (2, 34369110), (3, 22912740), (4, 17184555), (5, 13747644), (6, 11456370), (9, 7637580), (10, 6873822), (12, 5728185), (15, 4582548), (18, 3818790), (20, 3436911), (27, 2545860), (30, 2291274), (36, 1909395), (45, 1527516), (54, 1272930), (60, 1145637), (81, 848620), (90, 763758), (108, 636465), (135, 509172), (151, 455220), (162, 424310), (180, 381879), (270, 254586), (281, 244620), (302, 227610), (324, 212155), (405, 169724), (453, 151740), (540, 127293), (562, 122310), (604, 113805), (755, 91044), (810, 84862), (843, 81540), (906, 75870), (1124, 61155), (1359, 50580), (1405, 48924), (1510, 45522), (1620, 42431), (1686, 40770), (1812, 37935), (2265, 30348), (2529, 27180), (2718, 25290), (2810, 24462), (3020, 22761), (3372, 20385), (4077, 16860), (4215, 16308), (4530, 15174), (5058, 13590), (5436, 12645), (5620, 12231), (6795, 10116), (7587, 9060), (8154, 8430)]