1721180436

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{449}}^1$

素因数の和:558

約数の個数: 192

約数和(自身を含む): 4790016000

約数和(自身を除く): 3068835564

約数列:

[1, 2, 3, 4, 6, 12, 17, 19, 23, 34, 38, 43, 46, 51, 57, 68, 69, 76, 86, 92, 102, 114, 129, 138, 172, 204, 228, 258, 276, 323, 391, 437, 449, 516, 646, 731, 782, 817, 874, 898, 969, 989, 1173, 1292, 1311, 1347, 1462, 1564, 1634, 1748, 1796, 1938, 1978, 2193, 2346, 2451, 2622, 2694, 2924, 2967, 3268, 3876, 3956, 4386, 4692, 4902, 5244, 5388, 5934, 7429, 7633, 8531, 8772, 9804, 10327, 11868, 13889, 14858, 15266, 16813, 17062, 18791, 19307, 20654, 22287, 22899, 25593, 27778, 29716, 30532, 30981, 33626, 34124, 37582, 38614, 41308, 41667, 44574, 45798, 50439, 51186, 55556, 56373, 57921, 61962, 67252, 75164, 77228, 83334, 89148, 91596, 100878, 102372, 112746, 115842, 123924, 145027, 166668, 175559, 196213, 201756, 225492, 231684, 290054, 319447, 328219, 351118, 366833, 392426, 435081, 444061, 526677, 580108, 588639, 638894, 656438, 702236, 733666, 784852, 870162, 888122, 958341, 984657, 1053354, 1100499, 1177278, 1277788, 1312876, 1332183, 1467332, 1740324, 1776244, 1916682, 1969314, 2106708, 2200998, 2354556, 2664366, 3335621, 3833364, 3938628, 4401996, 5328732, 6236161, 6671242, 7549037, 8437159, 10006863, 12472322, 13342484, 15098074, 16874318, 18708483, 20013726, 22647111, 24944644, 25311477, 30196148, 33748636, 37416966, 40027452, 45294222, 50622954, 74833932, 90588444, 101245908, 143431703, 286863406, 430295109, 573726812, 860590218, 1721180436]

約数ペア:

[(1, 1721180436), (2, 860590218), (3, 573726812), (4, 430295109), (6, 286863406), (12, 143431703), (17, 101245908), (19, 90588444), (23, 74833932), (34, 50622954), (38, 45294222), (43, 40027452), (46, 37416966), (51, 33748636), (57, 30196148), (68, 25311477), (69, 24944644), (76, 22647111), (86, 20013726), (92, 18708483), (102, 16874318), (114, 15098074), (129, 13342484), (138, 12472322), (172, 10006863), (204, 8437159), (228, 7549037), (258, 6671242), (276, 6236161), (323, 5328732), (391, 4401996), (437, 3938628), (449, 3833364), (516, 3335621), (646, 2664366), (731, 2354556), (782, 2200998), (817, 2106708), (874, 1969314), (898, 1916682), (969, 1776244), (989, 1740324), (1173, 1467332), (1292, 1332183), (1311, 1312876), (1347, 1277788), (1462, 1177278), (1564, 1100499), (1634, 1053354), (1748, 984657), (1796, 958341), (1938, 888122), (1978, 870162), (2193, 784852), (2346, 733666), (2451, 702236), (2622, 656438), (2694, 638894), (2924, 588639), (2967, 580108), (3268, 526677), (3876, 444061), (3956, 435081), (4386, 392426), (4692, 366833), (4902, 351118), (5244, 328219), (5388, 319447), (5934, 290054), (7429, 231684), (7633, 225492), (8531, 201756), (8772, 196213), (9804, 175559), (10327, 166668), (11868, 145027), (13889, 123924), (14858, 115842), (15266, 112746), (16813, 102372), (17062, 100878), (18791, 91596), (19307, 89148), (20654, 83334), (22287, 77228), (22899, 75164), (25593, 67252), (27778, 61962), (29716, 57921), (30532, 56373), (30981, 55556), (33626, 51186), (34124, 50439), (37582, 45798), (38614, 44574), (41308, 41667)]