271760720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{281}}^1$

素因数の和:469

約数の個数: 160

約数和(自身を含む): 795591936

約数和(自身を除く): 523831216

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 157, 176, 220, 280, 281, 308, 314, 385, 440, 560, 562, 616, 628, 770, 785, 880, 1099, 1124, 1232, 1256, 1405, 1540, 1570, 1727, 1967, 2198, 2248, 2512, 2810, 3080, 3091, 3140, 3454, 3934, 4396, 4496, 5495, 5620, 6160, 6182, 6280, 6908, 7868, 8635, 8792, 9835, 10990, 11240, 12089, 12364, 12560, 13816, 15455, 15736, 17270, 17584, 19670, 21637, 21980, 22480, 24178, 24728, 27632, 30910, 31472, 34540, 39340, 43274, 43960, 44117, 48356, 49456, 60445, 61820, 69080, 78680, 86548, 87920, 88234, 96712, 108185, 120890, 123640, 138160, 157360, 173096, 176468, 193424, 216370, 220585, 241780, 247280, 308819, 346192, 352936, 432740, 441170, 483560, 485287, 617638, 705872, 865480, 882340, 967120, 970574, 1235276, 1544095, 1730960, 1764680, 1941148, 2426435, 2470552, 3088190, 3397009, 3529360, 3882296, 4852870, 4941104, 6176380, 6794018, 7764592, 9705740, 12352760, 13588036, 16985045, 19411480, 24705520, 27176072, 33970090, 38822960, 54352144, 67940180, 135880360, 271760720]

約数ペア:

[(1, 271760720), (2, 135880360), (4, 67940180), (5, 54352144), (7, 38822960), (8, 33970090), (10, 27176072), (11, 24705520), (14, 19411480), (16, 16985045), (20, 13588036), (22, 12352760), (28, 9705740), (35, 7764592), (40, 6794018), (44, 6176380), (55, 4941104), (56, 4852870), (70, 3882296), (77, 3529360), (80, 3397009), (88, 3088190), (110, 2470552), (112, 2426435), (140, 1941148), (154, 1764680), (157, 1730960), (176, 1544095), (220, 1235276), (280, 970574), (281, 967120), (308, 882340), (314, 865480), (385, 705872), (440, 617638), (560, 485287), (562, 483560), (616, 441170), (628, 432740), (770, 352936), (785, 346192), (880, 308819), (1099, 247280), (1124, 241780), (1232, 220585), (1256, 216370), (1405, 193424), (1540, 176468), (1570, 173096), (1727, 157360), (1967, 138160), (2198, 123640), (2248, 120890), (2512, 108185), (2810, 96712), (3080, 88234), (3091, 87920), (3140, 86548), (3454, 78680), (3934, 69080), (4396, 61820), (4496, 60445), (5495, 49456), (5620, 48356), (6160, 44117), (6182, 43960), (6280, 43274), (6908, 39340), (7868, 34540), (8635, 31472), (8792, 30910), (9835, 27632), (10990, 24728), (11240, 24178), (12089, 22480), (12364, 21980), (12560, 21637), (13816, 19670), (15455, 17584), (15736, 17270)]