268790720

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{4019}}^1$

素因数の和:4066

約数の個数: 112

約数和(自身を含む): 735177600

約数和(自身を除く): 466386880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 64, 76, 80, 88, 95, 110, 152, 160, 176, 190, 209, 220, 304, 320, 352, 380, 418, 440, 608, 704, 760, 836, 880, 1045, 1216, 1520, 1672, 1760, 2090, 3040, 3344, 3520, 4019, 4180, 6080, 6688, 8038, 8360, 13376, 16076, 16720, 20095, 32152, 33440, 40190, 44209, 64304, 66880, 76361, 80380, 88418, 128608, 152722, 160760, 176836, 221045, 257216, 305444, 321520, 353672, 381805, 442090, 610888, 643040, 707344, 763610, 839971, 884180, 1221776, 1286080, 1414688, 1527220, 1679942, 1768360, 2443552, 2829376, 3054440, 3359884, 3536720, 4199855, 4887104, 6108880, 6719768, 7073440, 8399710, 12217760, 13439536, 14146880, 16799420, 24435520, 26879072, 33598840, 53758144, 67197680, 134395360, 268790720]

約数ペア:

[(1, 268790720), (2, 134395360), (4, 67197680), (5, 53758144), (8, 33598840), (10, 26879072), (11, 24435520), (16, 16799420), (19, 14146880), (20, 13439536), (22, 12217760), (32, 8399710), (38, 7073440), (40, 6719768), (44, 6108880), (55, 4887104), (64, 4199855), (76, 3536720), (80, 3359884), (88, 3054440), (95, 2829376), (110, 2443552), (152, 1768360), (160, 1679942), (176, 1527220), (190, 1414688), (209, 1286080), (220, 1221776), (304, 884180), (320, 839971), (352, 763610), (380, 707344), (418, 643040), (440, 610888), (608, 442090), (704, 381805), (760, 353672), (836, 321520), (880, 305444), (1045, 257216), (1216, 221045), (1520, 176836), (1672, 160760), (1760, 152722), (2090, 128608), (3040, 88418), (3344, 80380), (3520, 76361), (4019, 66880), (4180, 64304), (6080, 44209), (6688, 40190), (8038, 33440), (8360, 32152), (13376, 20095), (16076, 16720)]