320445384

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{653}}^1$

素因数の和:819

約数の個数: 128

約数和(自身を含む): 964362240

約数和(自身を除く): 643916856

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 23, 24, 28, 42, 46, 56, 69, 84, 92, 127, 138, 161, 168, 184, 254, 276, 322, 381, 483, 508, 552, 644, 653, 762, 889, 966, 1016, 1288, 1306, 1524, 1778, 1932, 1959, 2612, 2667, 2921, 3048, 3556, 3864, 3918, 4571, 5224, 5334, 5842, 7112, 7836, 8763, 9142, 10668, 11684, 13713, 15019, 15672, 17526, 18284, 20447, 21336, 23368, 27426, 30038, 35052, 36568, 40894, 45057, 54852, 60076, 61341, 70104, 81788, 82931, 90114, 105133, 109704, 120152, 122682, 163576, 165862, 180228, 210266, 245364, 248793, 315399, 331724, 360456, 420532, 490728, 497586, 580517, 630798, 663448, 841064, 995172, 1161034, 1261596, 1741551, 1907413, 1990344, 2322068, 2523192, 3483102, 3814826, 4644136, 5722239, 6966204, 7629652, 11444478, 13351891, 13932408, 15259304, 22888956, 26703782, 40055673, 45777912, 53407564, 80111346, 106815128, 160222692, 320445384]

約数ペア:

[(1, 320445384), (2, 160222692), (3, 106815128), (4, 80111346), (6, 53407564), (7, 45777912), (8, 40055673), (12, 26703782), (14, 22888956), (21, 15259304), (23, 13932408), (24, 13351891), (28, 11444478), (42, 7629652), (46, 6966204), (56, 5722239), (69, 4644136), (84, 3814826), (92, 3483102), (127, 2523192), (138, 2322068), (161, 1990344), (168, 1907413), (184, 1741551), (254, 1261596), (276, 1161034), (322, 995172), (381, 841064), (483, 663448), (508, 630798), (552, 580517), (644, 497586), (653, 490728), (762, 420532), (889, 360456), (966, 331724), (1016, 315399), (1288, 248793), (1306, 245364), (1524, 210266), (1778, 180228), (1932, 165862), (1959, 163576), (2612, 122682), (2667, 120152), (2921, 109704), (3048, 105133), (3556, 90114), (3864, 82931), (3918, 81788), (4571, 70104), (5224, 61341), (5334, 60076), (5842, 54852), (7112, 45057), (7836, 40894), (8763, 36568), (9142, 35052), (10668, 30038), (11684, 27426), (13713, 23368), (15019, 21336), (15672, 20447), (17526, 18284)]