218641968

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{509}}^1$

素因数の和:699

約数の個数: 120

約数和(自身を含む): 649474800

約数和(自身を除く): 430832832

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 36, 38, 48, 57, 72, 76, 114, 144, 152, 157, 171, 228, 304, 314, 342, 456, 471, 509, 628, 684, 912, 942, 1018, 1256, 1368, 1413, 1527, 1884, 2036, 2512, 2736, 2826, 2983, 3054, 3768, 4072, 4581, 5652, 5966, 6108, 7536, 8144, 8949, 9162, 9671, 11304, 11932, 12216, 17898, 18324, 19342, 22608, 23864, 24432, 26847, 29013, 35796, 36648, 38684, 47728, 53694, 58026, 71592, 73296, 77368, 79913, 87039, 107388, 116052, 143184, 154736, 159826, 174078, 214776, 232104, 239739, 319652, 348156, 429552, 464208, 479478, 639304, 696312, 719217, 958956, 1278608, 1392624, 1438434, 1518347, 1917912, 2876868, 3036694, 3835824, 4555041, 5753736, 6073388, 9110082, 11507472, 12146776, 13665123, 18220164, 24293552, 27330246, 36440328, 54660492, 72880656, 109320984, 218641968]

約数ペア:

[(1, 218641968), (2, 109320984), (3, 72880656), (4, 54660492), (6, 36440328), (8, 27330246), (9, 24293552), (12, 18220164), (16, 13665123), (18, 12146776), (19, 11507472), (24, 9110082), (36, 6073388), (38, 5753736), (48, 4555041), (57, 3835824), (72, 3036694), (76, 2876868), (114, 1917912), (144, 1518347), (152, 1438434), (157, 1392624), (171, 1278608), (228, 958956), (304, 719217), (314, 696312), (342, 639304), (456, 479478), (471, 464208), (509, 429552), (628, 348156), (684, 319652), (912, 239739), (942, 232104), (1018, 214776), (1256, 174078), (1368, 159826), (1413, 154736), (1527, 143184), (1884, 116052), (2036, 107388), (2512, 87039), (2736, 79913), (2826, 77368), (2983, 73296), (3054, 71592), (3768, 58026), (4072, 53694), (4581, 47728), (5652, 38684), (5966, 36648), (6108, 35796), (7536, 29013), (8144, 26847), (8949, 24432), (9162, 23864), (9671, 22608), (11304, 19342), (11932, 18324), (12216, 17898)]