68415840

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{5279}}^1$

素因数の和:5306

約数の個数: 120

約数和(自身を含む): 241496640

約数和(自身を除く): 173080800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 270, 288, 324, 360, 405, 432, 480, 540, 648, 720, 810, 864, 1080, 1296, 1440, 1620, 2160, 2592, 3240, 4320, 5279, 6480, 10558, 12960, 15837, 21116, 26395, 31674, 42232, 47511, 52790, 63348, 79185, 84464, 95022, 105580, 126696, 142533, 158370, 168928, 190044, 211160, 237555, 253392, 285066, 316740, 380088, 422320, 427599, 475110, 506784, 570132, 633480, 712665, 760176, 844640, 855198, 950220, 1140264, 1266960, 1425330, 1520352, 1710396, 1900440, 2137995, 2280528, 2533920, 2850660, 3420792, 3800880, 4275990, 4561056, 5701320, 6841584, 7601760, 8551980, 11402640, 13683168, 17103960, 22805280, 34207920, 68415840]

約数ペア:

[(1, 68415840), (2, 34207920), (3, 22805280), (4, 17103960), (5, 13683168), (6, 11402640), (8, 8551980), (9, 7601760), (10, 6841584), (12, 5701320), (15, 4561056), (16, 4275990), (18, 3800880), (20, 3420792), (24, 2850660), (27, 2533920), (30, 2280528), (32, 2137995), (36, 1900440), (40, 1710396), (45, 1520352), (48, 1425330), (54, 1266960), (60, 1140264), (72, 950220), (80, 855198), (81, 844640), (90, 760176), (96, 712665), (108, 633480), (120, 570132), (135, 506784), (144, 475110), (160, 427599), (162, 422320), (180, 380088), (216, 316740), (240, 285066), (270, 253392), (288, 237555), (324, 211160), (360, 190044), (405, 168928), (432, 158370), (480, 142533), (540, 126696), (648, 105580), (720, 95022), (810, 84464), (864, 79185), (1080, 63348), (1296, 52790), (1440, 47511), (1620, 42232), (2160, 31674), (2592, 26395), (3240, 21116), (4320, 15837), (5279, 12960), (6480, 10558)]