448225640

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{263}}^1\times {\mathrm{311}}^1$

素因数の和:722

約数の個数: 64

約数和(自身を含む): 1023010560

約数和(自身を除く): 574784920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 263, 274, 311, 526, 548, 622, 685, 1052, 1096, 1244, 1315, 1370, 1555, 2104, 2488, 2630, 2740, 3110, 5260, 5480, 6220, 10520, 12440, 36031, 42607, 72062, 81793, 85214, 144124, 163586, 170428, 180155, 213035, 288248, 327172, 340856, 360310, 408965, 426070, 654344, 720620, 817930, 852140, 1441240, 1635860, 1704280, 3271720, 11205641, 22411282, 44822564, 56028205, 89645128, 112056410, 224112820, 448225640]

約数ペア:

[(1, 448225640), (2, 224112820), (4, 112056410), (5, 89645128), (8, 56028205), (10, 44822564), (20, 22411282), (40, 11205641), (137, 3271720), (263, 1704280), (274, 1635860), (311, 1441240), (526, 852140), (548, 817930), (622, 720620), (685, 654344), (1052, 426070), (1096, 408965), (1244, 360310), (1315, 340856), (1370, 327172), (1555, 288248), (2104, 213035), (2488, 180155), (2630, 170428), (2740, 163586), (3110, 144124), (5260, 85214), (5480, 81793), (6220, 72062), (10520, 42607), (12440, 36031)]