331268080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1259}}^1$

素因数の和:1319

約数の個数: 160

約数和(自身を含む): 944939520

約数和(自身を除く): 613671440

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 23, 26, 40, 44, 46, 52, 55, 65, 80, 88, 92, 104, 110, 115, 130, 143, 176, 184, 208, 220, 230, 253, 260, 286, 299, 368, 440, 460, 506, 520, 572, 598, 715, 880, 920, 1012, 1040, 1144, 1196, 1259, 1265, 1430, 1495, 1840, 2024, 2288, 2392, 2518, 2530, 2860, 2990, 3289, 4048, 4784, 5036, 5060, 5720, 5980, 6295, 6578, 10072, 10120, 11440, 11960, 12590, 13156, 13849, 16367, 16445, 20144, 20240, 23920, 25180, 26312, 27698, 28957, 32734, 32890, 50360, 52624, 55396, 57914, 65468, 65780, 69245, 81835, 100720, 110792, 115828, 130936, 131560, 138490, 144785, 163670, 180037, 221584, 231656, 261872, 263120, 276980, 289570, 318527, 327340, 360074, 376441, 463312, 553960, 579140, 637054, 654680, 720148, 752882, 900185, 1107920, 1158280, 1274108, 1309360, 1440296, 1505764, 1592635, 1800370, 1882205, 2316560, 2548216, 2880592, 3011528, 3185270, 3600740, 3764410, 4140851, 5096432, 6023056, 6370540, 7201480, 7528820, 8281702, 12741080, 14402960, 15057640, 16563404, 20704255, 25482160, 30115280, 33126808, 41408510, 66253616, 82817020, 165634040, 331268080]

約数ペア:

[(1, 331268080), (2, 165634040), (4, 82817020), (5, 66253616), (8, 41408510), (10, 33126808), (11, 30115280), (13, 25482160), (16, 20704255), (20, 16563404), (22, 15057640), (23, 14402960), (26, 12741080), (40, 8281702), (44, 7528820), (46, 7201480), (52, 6370540), (55, 6023056), (65, 5096432), (80, 4140851), (88, 3764410), (92, 3600740), (104, 3185270), (110, 3011528), (115, 2880592), (130, 2548216), (143, 2316560), (176, 1882205), (184, 1800370), (208, 1592635), (220, 1505764), (230, 1440296), (253, 1309360), (260, 1274108), (286, 1158280), (299, 1107920), (368, 900185), (440, 752882), (460, 720148), (506, 654680), (520, 637054), (572, 579140), (598, 553960), (715, 463312), (880, 376441), (920, 360074), (1012, 327340), (1040, 318527), (1144, 289570), (1196, 276980), (1259, 263120), (1265, 261872), (1430, 231656), (1495, 221584), (1840, 180037), (2024, 163670), (2288, 144785), (2392, 138490), (2518, 131560), (2530, 130936), (2860, 115828), (2990, 110792), (3289, 100720), (4048, 81835), (4784, 69245), (5036, 65780), (5060, 65468), (5720, 57914), (5980, 55396), (6295, 52624), (6578, 50360), (10072, 32890), (10120, 32734), (11440, 28957), (11960, 27698), (12590, 26312), (13156, 25180), (13849, 23920), (16367, 20240), (16445, 20144)]