203913528

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1279}}^1$

素因数の和:1381

約数の個数: 128

約数和(自身を含む): 636518400

約数和(自身を除く): 432604872

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 73, 78, 84, 91, 104, 146, 156, 168, 182, 219, 273, 292, 312, 364, 438, 511, 546, 584, 728, 876, 949, 1022, 1092, 1279, 1533, 1752, 1898, 2044, 2184, 2558, 2847, 3066, 3796, 3837, 4088, 5116, 5694, 6132, 6643, 7592, 7674, 8953, 10232, 11388, 12264, 13286, 15348, 16627, 17906, 19929, 22776, 26572, 26859, 30696, 33254, 35812, 39858, 49881, 53144, 53718, 66508, 71624, 79716, 93367, 99762, 107436, 116389, 133016, 159432, 186734, 199524, 214872, 232778, 280101, 349167, 373468, 399048, 465556, 560202, 653569, 698334, 746936, 931112, 1120404, 1213771, 1307138, 1396668, 1960707, 2240808, 2427542, 2614276, 2793336, 3641313, 3921414, 4855084, 5228552, 7282626, 7842828, 8496397, 9710168, 14565252, 15685656, 16992794, 25489191, 29130504, 33985588, 50978382, 67971176, 101956764, 203913528]

約数ペア:

[(1, 203913528), (2, 101956764), (3, 67971176), (4, 50978382), (6, 33985588), (7, 29130504), (8, 25489191), (12, 16992794), (13, 15685656), (14, 14565252), (21, 9710168), (24, 8496397), (26, 7842828), (28, 7282626), (39, 5228552), (42, 4855084), (52, 3921414), (56, 3641313), (73, 2793336), (78, 2614276), (84, 2427542), (91, 2240808), (104, 1960707), (146, 1396668), (156, 1307138), (168, 1213771), (182, 1120404), (219, 931112), (273, 746936), (292, 698334), (312, 653569), (364, 560202), (438, 465556), (511, 399048), (546, 373468), (584, 349167), (728, 280101), (876, 232778), (949, 214872), (1022, 199524), (1092, 186734), (1279, 159432), (1533, 133016), (1752, 116389), (1898, 107436), (2044, 99762), (2184, 93367), (2558, 79716), (2847, 71624), (3066, 66508), (3796, 53718), (3837, 53144), (4088, 49881), (5116, 39858), (5694, 35812), (6132, 33254), (6643, 30696), (7592, 26859), (7674, 26572), (8953, 22776), (10232, 19929), (11388, 17906), (12264, 16627), (13286, 15348)]