1640999712

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{509}}^1$

素因数の和:647

約数の個数: 192

約数和(自身を含む): 4885816320

約数和(自身を除く): 3244816608

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 43, 44, 48, 66, 71, 86, 88, 96, 129, 132, 142, 172, 176, 213, 258, 264, 284, 344, 352, 426, 473, 509, 516, 528, 568, 688, 781, 852, 946, 1018, 1032, 1056, 1136, 1376, 1419, 1527, 1562, 1704, 1892, 2036, 2064, 2272, 2343, 2838, 3053, 3054, 3124, 3408, 3784, 4072, 4128, 4686, 5599, 5676, 6106, 6108, 6248, 6816, 7568, 8144, 9159, 9372, 11198, 11352, 12212, 12216, 12496, 15136, 16288, 16797, 18318, 18744, 21887, 22396, 22704, 24424, 24432, 24992, 33583, 33594, 36139, 36636, 37488, 43774, 44792, 45408, 48848, 48864, 65661, 67166, 67188, 72278, 73272, 74976, 87548, 89584, 97696, 100749, 108417, 131322, 134332, 134376, 144556, 146544, 175096, 179168, 201498, 216834, 240757, 262644, 268664, 268752, 289112, 293088, 350192, 397529, 402996, 433668, 481514, 525288, 537328, 537504, 578224, 700384, 722271, 795058, 805992, 867336, 963028, 1050576, 1074656, 1156448, 1192587, 1444542, 1553977, 1590116, 1611984, 1734672, 1926056, 2101152, 2385174, 2889084, 3107954, 3180232, 3223968, 3469344, 3852112, 4661931, 4770348, 5778168, 6215908, 6360464, 7704224, 9323862, 9540696, 11556336, 12431816, 12720928, 17093747, 18647724, 19081392, 23112672, 24863632, 34187494, 37295448, 38162784, 49727264, 51281241, 68374988, 74590896, 102562482, 136749976, 149181792, 205124964, 273499952, 410249928, 546999904, 820499856, 1640999712]

約数ペア:

[(1, 1640999712), (2, 820499856), (3, 546999904), (4, 410249928), (6, 273499952), (8, 205124964), (11, 149181792), (12, 136749976), (16, 102562482), (22, 74590896), (24, 68374988), (32, 51281241), (33, 49727264), (43, 38162784), (44, 37295448), (48, 34187494), (66, 24863632), (71, 23112672), (86, 19081392), (88, 18647724), (96, 17093747), (129, 12720928), (132, 12431816), (142, 11556336), (172, 9540696), (176, 9323862), (213, 7704224), (258, 6360464), (264, 6215908), (284, 5778168), (344, 4770348), (352, 4661931), (426, 3852112), (473, 3469344), (509, 3223968), (516, 3180232), (528, 3107954), (568, 2889084), (688, 2385174), (781, 2101152), (852, 1926056), (946, 1734672), (1018, 1611984), (1032, 1590116), (1056, 1553977), (1136, 1444542), (1376, 1192587), (1419, 1156448), (1527, 1074656), (1562, 1050576), (1704, 963028), (1892, 867336), (2036, 805992), (2064, 795058), (2272, 722271), (2343, 700384), (2838, 578224), (3053, 537504), (3054, 537328), (3124, 525288), (3408, 481514), (3784, 433668), (4072, 402996), (4128, 397529), (4686, 350192), (5599, 293088), (5676, 289112), (6106, 268752), (6108, 268664), (6248, 262644), (6816, 240757), (7568, 216834), (8144, 201498), (9159, 179168), (9372, 175096), (11198, 146544), (11352, 144556), (12212, 134376), (12216, 134332), (12496, 131322), (15136, 108417), (16288, 100749), (16797, 97696), (18318, 89584), (18744, 87548), (21887, 74976), (22396, 73272), (22704, 72278), (24424, 67188), (24432, 67166), (24992, 65661), (33583, 48864), (33594, 48848), (36139, 45408), (36636, 44792), (37488, 43774)]