72768255

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1$

素因数の和:356

約数の個数: 64

約数和(自身を含む): 138682368

約数和(自身を除く): 65914113

約数列:

[1, 3, 5, 7, 15, 21, 35, 43, 71, 105, 129, 213, 215, 227, 301, 355, 497, 645, 681, 903, 1065, 1135, 1491, 1505, 1589, 2485, 3053, 3405, 4515, 4767, 7455, 7945, 9159, 9761, 15265, 16117, 21371, 23835, 29283, 45795, 48351, 48805, 64113, 68327, 80585, 106855, 112819, 146415, 204981, 241755, 320565, 338457, 341635, 564095, 693031, 1024905, 1692285, 2079093, 3465155, 4851217, 10395465, 14553651, 24256085, 72768255]

約数ペア:

[(1, 72768255), (3, 24256085), (5, 14553651), (7, 10395465), (15, 4851217), (21, 3465155), (35, 2079093), (43, 1692285), (71, 1024905), (105, 693031), (129, 564095), (213, 341635), (215, 338457), (227, 320565), (301, 241755), (355, 204981), (497, 146415), (645, 112819), (681, 106855), (903, 80585), (1065, 68327), (1135, 64113), (1491, 48805), (1505, 48351), (1589, 45795), (2485, 29283), (3053, 23835), (3405, 21371), (4515, 16117), (4767, 15265), (7455, 9761), (7945, 9159)]