140720613838

素因数分解:

$2^1\times 7^2\times {\mathrm{311}}^1\times {\mathrm{619}}^1\times {\mathrm{7459}}^1$

素因数の和:8405

約数の個数: 48

約数和(自身を含む): 246763670400

約数和(自身を除く): 106043056562

約数列:

[1, 2, 7, 14, 49, 98, 311, 619, 622, 1238, 2177, 4333, 4354, 7459, 8666, 14918, 15239, 30331, 30478, 52213, 60662, 104426, 192509, 365491, 385018, 730982, 1347563, 2319749, 2695126, 4617121, 4639498, 9234242, 9432941, 16238243, 18865882, 32319847, 32476486, 64639694, 113667701, 226238929, 227335402, 452477858, 1435924631, 2871849262, 10051472417, 20102944834, 70360306919, 140720613838]

約数ペア:

[(1, 140720613838), (2, 70360306919), (7, 20102944834), (14, 10051472417), (49, 2871849262), (98, 1435924631), (311, 452477858), (619, 227335402), (622, 226238929), (1238, 113667701), (2177, 64639694), (4333, 32476486), (4354, 32319847), (7459, 18865882), (8666, 16238243), (14918, 9432941), (15239, 9234242), (30331, 4639498), (30478, 4617121), (52213, 2695126), (60662, 2319749), (104426, 1347563), (192509, 730982), (365491, 385018)]