261615360

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{193}}^1\times {\mathrm{353}}^1$

素因数の和:570

約数の個数: 144

約数和(自身を含む): 842242464

約数和(自身を除く): 580627104

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 193, 240, 256, 320, 353, 384, 386, 480, 579, 640, 706, 768, 772, 960, 965, 1059, 1158, 1280, 1412, 1544, 1765, 1920, 1930, 2118, 2316, 2824, 2895, 3088, 3530, 3840, 3860, 4236, 4632, 5295, 5648, 5790, 6176, 7060, 7720, 8472, 9264, 10590, 11296, 11580, 12352, 14120, 15440, 16944, 18528, 21180, 22592, 23160, 24704, 28240, 30880, 33888, 37056, 42360, 45184, 46320, 49408, 56480, 61760, 67776, 68129, 74112, 84720, 90368, 92640, 112960, 123520, 135552, 136258, 148224, 169440, 185280, 204387, 225920, 247040, 271104, 272516, 338880, 340645, 370560, 408774, 451840, 545032, 677760, 681290, 741120, 817548, 1021935, 1090064, 1355520, 1362580, 1635096, 2043870, 2180128, 2725160, 3270192, 4087740, 4360256, 5450320, 6540384, 8175480, 8720512, 10900640, 13080768, 16350960, 17441024, 21801280, 26161536, 32701920, 43602560, 52323072, 65403840, 87205120, 130807680, 261615360]

約数ペア:

[(1, 261615360), (2, 130807680), (3, 87205120), (4, 65403840), (5, 52323072), (6, 43602560), (8, 32701920), (10, 26161536), (12, 21801280), (15, 17441024), (16, 16350960), (20, 13080768), (24, 10900640), (30, 8720512), (32, 8175480), (40, 6540384), (48, 5450320), (60, 4360256), (64, 4087740), (80, 3270192), (96, 2725160), (120, 2180128), (128, 2043870), (160, 1635096), (192, 1362580), (193, 1355520), (240, 1090064), (256, 1021935), (320, 817548), (353, 741120), (384, 681290), (386, 677760), (480, 545032), (579, 451840), (640, 408774), (706, 370560), (768, 340645), (772, 338880), (960, 272516), (965, 271104), (1059, 247040), (1158, 225920), (1280, 204387), (1412, 185280), (1544, 169440), (1765, 148224), (1920, 136258), (1930, 135552), (2118, 123520), (2316, 112960), (2824, 92640), (2895, 90368), (3088, 84720), (3530, 74112), (3840, 68129), (3860, 67776), (4236, 61760), (4632, 56480), (5295, 49408), (5648, 46320), (5790, 45184), (6176, 42360), (7060, 37056), (7720, 33888), (8472, 30880), (9264, 28240), (10590, 24704), (11296, 23160), (11580, 22592), (12352, 21180), (14120, 18528), (15440, 16944)]