210778672

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{337}}^1$

素因数の和:486

約数の個数: 80

約数和(自身を含む): 460026112

約数和(自身を除く): 249247440

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 97, 104, 124, 194, 208, 248, 337, 388, 403, 496, 674, 776, 806, 1261, 1348, 1552, 1612, 2522, 2696, 3007, 3224, 4381, 5044, 5392, 6014, 6448, 8762, 10088, 10447, 12028, 17524, 20176, 20894, 24056, 32689, 35048, 39091, 41788, 48112, 65378, 70096, 78182, 83576, 130756, 135811, 156364, 167152, 261512, 271622, 312728, 424957, 523024, 543244, 625456, 849914, 1013359, 1086488, 1699828, 2026718, 2172976, 3399656, 4053436, 6799312, 8106872, 13173667, 16213744, 26347334, 52694668, 105389336, 210778672]

約数ペア:

[(1, 210778672), (2, 105389336), (4, 52694668), (8, 26347334), (13, 16213744), (16, 13173667), (26, 8106872), (31, 6799312), (52, 4053436), (62, 3399656), (97, 2172976), (104, 2026718), (124, 1699828), (194, 1086488), (208, 1013359), (248, 849914), (337, 625456), (388, 543244), (403, 523024), (496, 424957), (674, 312728), (776, 271622), (806, 261512), (1261, 167152), (1348, 156364), (1552, 135811), (1612, 130756), (2522, 83576), (2696, 78182), (3007, 70096), (3224, 65378), (4381, 48112), (5044, 41788), (5392, 39091), (6014, 35048), (6448, 32689), (8762, 24056), (10088, 20894), (10447, 20176), (12028, 17524)]