81140454

素因数分解:

$2^1\times 3^4\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{151}}^1$

素因数の和:303

約数の個数: 80

約数和(自身を含む): 190688256

約数和(自身を除く): 109547802

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 54, 62, 81, 93, 107, 151, 162, 186, 214, 279, 302, 321, 453, 558, 642, 837, 906, 963, 1359, 1674, 1926, 2511, 2718, 2889, 3317, 4077, 4681, 5022, 5778, 6634, 8154, 8667, 9362, 9951, 12231, 14043, 16157, 17334, 19902, 24462, 28086, 29853, 32314, 42129, 48471, 59706, 84258, 89559, 96942, 126387, 145413, 179118, 252774, 268677, 290826, 379161, 436239, 500867, 537354, 758322, 872478, 1001734, 1308717, 1502601, 2617434, 3005202, 4507803, 9015606, 13523409, 27046818, 40570227, 81140454]

約数ペア:

[(1, 81140454), (2, 40570227), (3, 27046818), (6, 13523409), (9, 9015606), (18, 4507803), (27, 3005202), (31, 2617434), (54, 1502601), (62, 1308717), (81, 1001734), (93, 872478), (107, 758322), (151, 537354), (162, 500867), (186, 436239), (214, 379161), (279, 290826), (302, 268677), (321, 252774), (453, 179118), (558, 145413), (642, 126387), (837, 96942), (906, 89559), (963, 84258), (1359, 59706), (1674, 48471), (1926, 42129), (2511, 32314), (2718, 29853), (2889, 28086), (3317, 24462), (4077, 19902), (4681, 17334), (5022, 16157), (5778, 14043), (6634, 12231), (8154, 9951), (8667, 9362)]