64971480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{77347}}^1$

素因数の和:77368

約数の個数: 64

約数和(自身を含む): 222762240

約数和(自身を除く): 157790760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 77347, 154694, 232041, 309388, 386735, 464082, 541429, 618776, 773470, 928164, 1082858, 1160205, 1546940, 1624287, 1856328, 2165716, 2320410, 2707145, 3093880, 3248574, 4331432, 4640820, 5414290, 6497148, 8121435, 9281640, 10828580, 12994296, 16242870, 21657160, 32485740, 64971480]

約数ペア:

[(1, 64971480), (2, 32485740), (3, 21657160), (4, 16242870), (5, 12994296), (6, 10828580), (7, 9281640), (8, 8121435), (10, 6497148), (12, 5414290), (14, 4640820), (15, 4331432), (20, 3248574), (21, 3093880), (24, 2707145), (28, 2320410), (30, 2165716), (35, 1856328), (40, 1624287), (42, 1546940), (56, 1160205), (60, 1082858), (70, 928164), (84, 773470), (105, 618776), (120, 541429), (140, 464082), (168, 386735), (210, 309388), (280, 232041), (420, 154694), (840, 77347)]