645289992

素因数分解:

$2^3\times 3^2\times {\mathrm{43}}^1\times {\mathrm{257}}^1\times {\mathrm{811}}^1$

素因数の和:1123

約数の個数: 96

約数和(自身を含む): 1797475680

約数和(自身を除く): 1152185688

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 43, 72, 86, 129, 172, 257, 258, 344, 387, 514, 516, 771, 774, 811, 1028, 1032, 1542, 1548, 1622, 2056, 2313, 2433, 3084, 3096, 3244, 4626, 4866, 6168, 6488, 7299, 9252, 9732, 11051, 14598, 18504, 19464, 22102, 29196, 33153, 34873, 44204, 58392, 66306, 69746, 88408, 99459, 104619, 132612, 139492, 198918, 208427, 209238, 265224, 278984, 313857, 397836, 416854, 418476, 625281, 627714, 795672, 833708, 836952, 1250562, 1255428, 1667416, 1875843, 2501124, 2510856, 3751686, 5002248, 7503372, 8962361, 15006744, 17924722, 26887083, 35849444, 53774166, 71698888, 80661249, 107548332, 161322498, 215096664, 322644996, 645289992]

約数ペア:

[(1, 645289992), (2, 322644996), (3, 215096664), (4, 161322498), (6, 107548332), (8, 80661249), (9, 71698888), (12, 53774166), (18, 35849444), (24, 26887083), (36, 17924722), (43, 15006744), (72, 8962361), (86, 7503372), (129, 5002248), (172, 3751686), (257, 2510856), (258, 2501124), (344, 1875843), (387, 1667416), (514, 1255428), (516, 1250562), (771, 836952), (774, 833708), (811, 795672), (1028, 627714), (1032, 625281), (1542, 418476), (1548, 416854), (1622, 397836), (2056, 313857), (2313, 278984), (2433, 265224), (3084, 209238), (3096, 208427), (3244, 198918), (4626, 139492), (4866, 132612), (6168, 104619), (6488, 99459), (7299, 88408), (9252, 69746), (9732, 66306), (11051, 58392), (14598, 44204), (18504, 34873), (19464, 33153), (22102, 29196)]