1620983728

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1523}}^1$

素因数の和:1611

約数の個数: 160

約数和(自身を含む): 4190731776

約数和(自身を除く): 2569748048

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 34, 43, 52, 56, 68, 86, 91, 104, 112, 119, 136, 172, 182, 208, 221, 238, 272, 301, 344, 364, 442, 476, 559, 602, 688, 728, 731, 884, 952, 1118, 1204, 1456, 1462, 1523, 1547, 1768, 1904, 2236, 2408, 2924, 3046, 3094, 3536, 3913, 4472, 4816, 5117, 5848, 6092, 6188, 7826, 8944, 9503, 10234, 10661, 11696, 12184, 12376, 15652, 19006, 19799, 20468, 21322, 24368, 24752, 25891, 31304, 38012, 39598, 40936, 42644, 51782, 62608, 65489, 66521, 76024, 79196, 81872, 85288, 103564, 130978, 133042, 138593, 152048, 158392, 170576, 181237, 207128, 261956, 266084, 277186, 316784, 336583, 362474, 414256, 458423, 523912, 532168, 554372, 673166, 724948, 851357, 916846, 1047824, 1064336, 1108744, 1113313, 1346332, 1449896, 1702714, 1833692, 2217488, 2226626, 2356081, 2692664, 2899792, 3405428, 3667384, 4453252, 4712162, 5385328, 5959499, 6810856, 7334768, 7793191, 8906504, 9424324, 11918998, 13621712, 14473069, 15586382, 17813008, 18848648, 23837996, 28946138, 31172764, 37697296, 47675992, 57892276, 62345528, 95351984, 101311483, 115784552, 124691056, 202622966, 231569104, 405245932, 810491864, 1620983728]

約数ペア:

[(1, 1620983728), (2, 810491864), (4, 405245932), (7, 231569104), (8, 202622966), (13, 124691056), (14, 115784552), (16, 101311483), (17, 95351984), (26, 62345528), (28, 57892276), (34, 47675992), (43, 37697296), (52, 31172764), (56, 28946138), (68, 23837996), (86, 18848648), (91, 17813008), (104, 15586382), (112, 14473069), (119, 13621712), (136, 11918998), (172, 9424324), (182, 8906504), (208, 7793191), (221, 7334768), (238, 6810856), (272, 5959499), (301, 5385328), (344, 4712162), (364, 4453252), (442, 3667384), (476, 3405428), (559, 2899792), (602, 2692664), (688, 2356081), (728, 2226626), (731, 2217488), (884, 1833692), (952, 1702714), (1118, 1449896), (1204, 1346332), (1456, 1113313), (1462, 1108744), (1523, 1064336), (1547, 1047824), (1768, 916846), (1904, 851357), (2236, 724948), (2408, 673166), (2924, 554372), (3046, 532168), (3094, 523912), (3536, 458423), (3913, 414256), (4472, 362474), (4816, 336583), (5117, 316784), (5848, 277186), (6092, 266084), (6188, 261956), (7826, 207128), (8944, 181237), (9503, 170576), (10234, 158392), (10661, 152048), (11696, 138593), (12184, 133042), (12376, 130978), (15652, 103564), (19006, 85288), (19799, 81872), (20468, 79196), (21322, 76024), (24368, 66521), (24752, 65489), (25891, 62608), (31304, 51782), (38012, 42644), (39598, 40936)]