256587576

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{19333}}^1$

素因数の和:19428

約数の個数: 64

約数和(自身を含む): 742425600

約数和(自身を除く): 485838024

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 79, 84, 158, 168, 237, 316, 474, 553, 632, 948, 1106, 1659, 1896, 2212, 3318, 4424, 6636, 13272, 19333, 38666, 57999, 77332, 115998, 135331, 154664, 231996, 270662, 405993, 463992, 541324, 811986, 1082648, 1527307, 1623972, 3054614, 3247944, 4581921, 6109228, 9163842, 10691149, 12218456, 18327684, 21382298, 32073447, 36655368, 42764596, 64146894, 85529192, 128293788, 256587576]

約数ペア:

[(1, 256587576), (2, 128293788), (3, 85529192), (4, 64146894), (6, 42764596), (7, 36655368), (8, 32073447), (12, 21382298), (14, 18327684), (21, 12218456), (24, 10691149), (28, 9163842), (42, 6109228), (56, 4581921), (79, 3247944), (84, 3054614), (158, 1623972), (168, 1527307), (237, 1082648), (316, 811986), (474, 541324), (553, 463992), (632, 405993), (948, 270662), (1106, 231996), (1659, 154664), (1896, 135331), (2212, 115998), (3318, 77332), (4424, 57999), (6636, 38666), (13272, 19333)]