256920444162

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{401}}^1\times {\mathrm{515861}}^1$

素因数の和:516296

約数の個数: 64

約数和(自身を含む): 597244389120

約数和(自身を除く): 340323944958

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 138, 207, 401, 414, 621, 802, 1203, 1242, 2406, 3609, 7218, 9223, 10827, 18446, 21654, 27669, 55338, 83007, 166014, 249021, 498042, 515861, 1031722, 1547583, 3095166, 4642749, 9285498, 11864803, 13928247, 23729606, 27856494, 35594409, 71188818, 106783227, 206860261, 213566454, 320349681, 413720522, 620580783, 640699362, 1241161566, 1861742349, 3723484698, 4757786003, 5585227047, 9515572006, 11170454094, 14273358009, 28546716018, 42820074027, 85640148054, 128460222081, 256920444162]

約数ペア:

[(1, 256920444162), (2, 128460222081), (3, 85640148054), (6, 42820074027), (9, 28546716018), (18, 14273358009), (23, 11170454094), (27, 9515572006), (46, 5585227047), (54, 4757786003), (69, 3723484698), (138, 1861742349), (207, 1241161566), (401, 640699362), (414, 620580783), (621, 413720522), (802, 320349681), (1203, 213566454), (1242, 206860261), (2406, 106783227), (3609, 71188818), (7218, 35594409), (9223, 27856494), (10827, 23729606), (18446, 13928247), (21654, 11864803), (27669, 9285498), (55338, 4642749), (83007, 3095166), (166014, 1547583), (249021, 1031722), (498042, 515861)]