991797408

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{673}}^1$

素因数の和:756

約数の個数: 288

約数和(自身を含む): 3497510016

約数和(自身を除く): 2505712608

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 21, 24, 28, 32, 34, 36, 42, 43, 48, 51, 56, 63, 68, 72, 84, 86, 96, 102, 112, 119, 126, 129, 136, 144, 153, 168, 172, 204, 224, 238, 252, 258, 272, 288, 301, 306, 336, 344, 357, 387, 408, 476, 504, 516, 544, 602, 612, 672, 673, 688, 714, 731, 774, 816, 903, 952, 1008, 1032, 1071, 1204, 1224, 1346, 1376, 1428, 1462, 1548, 1632, 1806, 1904, 2016, 2019, 2064, 2142, 2193, 2408, 2448, 2692, 2709, 2856, 2924, 3096, 3612, 3808, 4038, 4128, 4284, 4386, 4711, 4816, 4896, 5117, 5384, 5418, 5712, 5848, 6057, 6192, 6579, 7224, 8076, 8568, 8772, 9422, 9632, 10234, 10768, 10836, 11424, 11441, 11696, 12114, 12384, 13158, 14133, 14448, 15351, 16152, 17136, 17544, 18844, 20468, 21536, 21672, 22882, 23392, 24228, 26316, 28266, 28896, 28939, 30702, 32304, 34272, 34323, 35088, 37688, 40936, 42399, 43344, 45764, 46053, 48456, 52632, 56532, 57878, 61404, 64608, 68646, 70176, 75376, 80087, 81872, 84798, 86688, 86817, 91528, 92106, 96912, 102969, 105264, 113064, 115756, 122808, 137292, 150752, 160174, 163744, 169596, 173634, 183056, 184212, 193824, 202573, 205938, 210528, 226128, 231512, 240261, 245616, 260451, 274584, 320348, 339192, 347268, 366112, 368424, 405146, 411876, 452256, 463024, 480522, 491232, 491963, 520902, 549168, 607719, 640696, 678384, 694536, 720783, 736848, 810292, 823752, 926048, 961044, 983926, 1041804, 1098336, 1215438, 1281392, 1356768, 1389072, 1441566, 1473696, 1475889, 1620584, 1647504, 1823157, 1922088, 1967852, 2083608, 2430876, 2562784, 2778144, 2883132, 2951778, 3241168, 3295008, 3443741, 3646314, 3844176, 3935704, 4167216, 4427667, 4861752, 5766264, 5903556, 6482336, 6887482, 7292628, 7688352, 7871408, 8334432, 8855334, 9723504, 10331223, 11532528, 11807112, 13774964, 14585256, 15742816, 17710668, 19447008, 20662446, 23065056, 23614224, 27549928, 29170512, 30993669, 35421336, 41324892, 47228448, 55099856, 58341024, 61987338, 70842672, 82649784, 110199712, 123974676, 141685344, 165299568, 247949352, 330599136, 495898704, 991797408]

約数ペア:

[(1, 991797408), (2, 495898704), (3, 330599136), (4, 247949352), (6, 165299568), (7, 141685344), (8, 123974676), (9, 110199712), (12, 82649784), (14, 70842672), (16, 61987338), (17, 58341024), (18, 55099856), (21, 47228448), (24, 41324892), (28, 35421336), (32, 30993669), (34, 29170512), (36, 27549928), (42, 23614224), (43, 23065056), (48, 20662446), (51, 19447008), (56, 17710668), (63, 15742816), (68, 14585256), (72, 13774964), (84, 11807112), (86, 11532528), (96, 10331223), (102, 9723504), (112, 8855334), (119, 8334432), (126, 7871408), (129, 7688352), (136, 7292628), (144, 6887482), (153, 6482336), (168, 5903556), (172, 5766264), (204, 4861752), (224, 4427667), (238, 4167216), (252, 3935704), (258, 3844176), (272, 3646314), (288, 3443741), (301, 3295008), (306, 3241168), (336, 2951778), (344, 2883132), (357, 2778144), (387, 2562784), (408, 2430876), (476, 2083608), (504, 1967852), (516, 1922088), (544, 1823157), (602, 1647504), (612, 1620584), (672, 1475889), (673, 1473696), (688, 1441566), (714, 1389072), (731, 1356768), (774, 1281392), (816, 1215438), (903, 1098336), (952, 1041804), (1008, 983926), (1032, 961044), (1071, 926048), (1204, 823752), (1224, 810292), (1346, 736848), (1376, 720783), (1428, 694536), (1462, 678384), (1548, 640696), (1632, 607719), (1806, 549168), (1904, 520902), (2016, 491963), (2019, 491232), (2064, 480522), (2142, 463024), (2193, 452256), (2408, 411876), (2448, 405146), (2692, 368424), (2709, 366112), (2856, 347268), (2924, 339192), (3096, 320348), (3612, 274584), (3808, 260451), (4038, 245616), (4128, 240261), (4284, 231512), (4386, 226128), (4711, 210528), (4816, 205938), (4896, 202573), (5117, 193824), (5384, 184212), (5418, 183056), (5712, 173634), (5848, 169596), (6057, 163744), (6192, 160174), (6579, 150752), (7224, 137292), (8076, 122808), (8568, 115756), (8772, 113064), (9422, 105264), (9632, 102969), (10234, 96912), (10768, 92106), (10836, 91528), (11424, 86817), (11441, 86688), (11696, 84798), (12114, 81872), (12384, 80087), (13158, 75376), (14133, 70176), (14448, 68646), (15351, 64608), (16152, 61404), (17136, 57878), (17544, 56532), (18844, 52632), (20468, 48456), (21536, 46053), (21672, 45764), (22882, 43344), (23392, 42399), (24228, 40936), (26316, 37688), (28266, 35088), (28896, 34323), (28939, 34272), (30702, 32304)]