256784688

素因数分解:

$2^4\times 3^3\times {\mathrm{47}}^1\times {\mathrm{12647}}^1$

素因数の和:12711

約数の個数: 80

約数和(自身を含む): 752808960

約数和(自身を除く): 496024272

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 47, 48, 54, 72, 94, 108, 141, 144, 188, 216, 282, 376, 423, 432, 564, 752, 846, 1128, 1269, 1692, 2256, 2538, 3384, 5076, 6768, 10152, 12647, 20304, 25294, 37941, 50588, 75882, 101176, 113823, 151764, 202352, 227646, 303528, 341469, 455292, 594409, 607056, 682938, 910584, 1188818, 1365876, 1783227, 1821168, 2377636, 2731752, 3566454, 4755272, 5349681, 5463504, 7132908, 9510544, 10699362, 14265816, 16049043, 21398724, 28531632, 32098086, 42797448, 64196172, 85594896, 128392344, 256784688]

約数ペア:

[(1, 256784688), (2, 128392344), (3, 85594896), (4, 64196172), (6, 42797448), (8, 32098086), (9, 28531632), (12, 21398724), (16, 16049043), (18, 14265816), (24, 10699362), (27, 9510544), (36, 7132908), (47, 5463504), (48, 5349681), (54, 4755272), (72, 3566454), (94, 2731752), (108, 2377636), (141, 1821168), (144, 1783227), (188, 1365876), (216, 1188818), (282, 910584), (376, 682938), (423, 607056), (432, 594409), (564, 455292), (752, 341469), (846, 303528), (1128, 227646), (1269, 202352), (1692, 151764), (2256, 113823), (2538, 101176), (3384, 75882), (5076, 50588), (6768, 37941), (10152, 25294), (12647, 20304)]