642655644168

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{810427}}^1$

素因数の和:810539

約数の個数: 128

約数和(自身を含む): 1773864806400

約数和(自身を除く): 1131209162232

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 37, 38, 47, 57, 74, 76, 94, 111, 114, 141, 148, 152, 188, 222, 228, 282, 296, 376, 444, 456, 564, 703, 888, 893, 1128, 1406, 1739, 1786, 2109, 2679, 2812, 3478, 3572, 4218, 5217, 5358, 5624, 6956, 7144, 8436, 10434, 10716, 13912, 16872, 20868, 21432, 33041, 41736, 66082, 99123, 132164, 198246, 264328, 396492, 792984, 810427, 1620854, 2431281, 3241708, 4862562, 6483416, 9725124, 15398113, 19450248, 29985799, 30796226, 38090069, 46194339, 59971598, 61592452, 76180138, 89957397, 92388678, 114270207, 119943196, 123184904, 152360276, 179914794, 184777356, 228540414, 239886392, 304720552, 359829588, 369554712, 457080828, 569730181, 719659176, 723711311, 914161656, 1139460362, 1409332553, 1447422622, 1709190543, 2171133933, 2278920724, 2818665106, 2894845244, 3418381086, 4227997659, 4342267866, 4557841448, 5637330212, 5789690488, 6836762172, 8455995318, 8684535732, 11274660424, 13673524344, 16911990636, 17369071464, 26777318507, 33823981272, 53554637014, 80331955521, 107109274028, 160663911042, 214218548056, 321327822084, 642655644168]

約数ペア:

[(1, 642655644168), (2, 321327822084), (3, 214218548056), (4, 160663911042), (6, 107109274028), (8, 80331955521), (12, 53554637014), (19, 33823981272), (24, 26777318507), (37, 17369071464), (38, 16911990636), (47, 13673524344), (57, 11274660424), (74, 8684535732), (76, 8455995318), (94, 6836762172), (111, 5789690488), (114, 5637330212), (141, 4557841448), (148, 4342267866), (152, 4227997659), (188, 3418381086), (222, 2894845244), (228, 2818665106), (282, 2278920724), (296, 2171133933), (376, 1709190543), (444, 1447422622), (456, 1409332553), (564, 1139460362), (703, 914161656), (888, 723711311), (893, 719659176), (1128, 569730181), (1406, 457080828), (1739, 369554712), (1786, 359829588), (2109, 304720552), (2679, 239886392), (2812, 228540414), (3478, 184777356), (3572, 179914794), (4218, 152360276), (5217, 123184904), (5358, 119943196), (5624, 114270207), (6956, 92388678), (7144, 89957397), (8436, 76180138), (10434, 61592452), (10716, 59971598), (13912, 46194339), (16872, 38090069), (20868, 30796226), (21432, 29985799), (33041, 19450248), (41736, 15398113), (66082, 9725124), (99123, 6483416), (132164, 4862562), (198246, 3241708), (264328, 2431281), (396492, 1620854), (792984, 810427)]