128363480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{4057}}^1$

素因数の和:4188

約数の個数: 64

約数和(自身を含む): 333080640

約数和(自身を除く): 204717160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 113, 140, 226, 280, 452, 565, 791, 904, 1130, 1582, 2260, 3164, 3955, 4057, 4520, 6328, 7910, 8114, 15820, 16228, 20285, 28399, 31640, 32456, 40570, 56798, 81140, 113596, 141995, 162280, 227192, 283990, 458441, 567980, 916882, 1135960, 1833764, 2292205, 3209087, 3667528, 4584410, 6418174, 9168820, 12836348, 16045435, 18337640, 25672696, 32090870, 64181740, 128363480]

約数ペア:

[(1, 128363480), (2, 64181740), (4, 32090870), (5, 25672696), (7, 18337640), (8, 16045435), (10, 12836348), (14, 9168820), (20, 6418174), (28, 4584410), (35, 3667528), (40, 3209087), (56, 2292205), (70, 1833764), (113, 1135960), (140, 916882), (226, 567980), (280, 458441), (452, 283990), (565, 227192), (791, 162280), (904, 141995), (1130, 113596), (1582, 81140), (2260, 56798), (3164, 40570), (3955, 32456), (4057, 31640), (4520, 28399), (6328, 20285), (7910, 16228), (8114, 15820)]