318639390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{4337}}^1$

素因数の和:4457

約数の個数: 64

約数和(自身を含む): 799580160

約数和(自身を除く): 480940770

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 79, 93, 155, 158, 186, 237, 310, 395, 465, 474, 790, 930, 1185, 2370, 2449, 4337, 4898, 7347, 8674, 12245, 13011, 14694, 21685, 24490, 26022, 36735, 43370, 65055, 73470, 130110, 134447, 268894, 342623, 403341, 672235, 685246, 806682, 1027869, 1344470, 1713115, 2016705, 2055738, 3426230, 4033410, 5139345, 10278690, 10621313, 21242626, 31863939, 53106565, 63727878, 106213130, 159319695, 318639390]

約数ペア:

[(1, 318639390), (2, 159319695), (3, 106213130), (5, 63727878), (6, 53106565), (10, 31863939), (15, 21242626), (30, 10621313), (31, 10278690), (62, 5139345), (79, 4033410), (93, 3426230), (155, 2055738), (158, 2016705), (186, 1713115), (237, 1344470), (310, 1027869), (395, 806682), (465, 685246), (474, 672235), (790, 403341), (930, 342623), (1185, 268894), (2370, 134447), (2449, 130110), (4337, 73470), (4898, 65055), (7347, 43370), (8674, 36735), (12245, 26022), (13011, 24490), (14694, 21685)]