142712710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1\times {\mathrm{197}}^1$

素因数の和:421

約数の個数: 64

約数和(自身を含む): 301086720

約数和(自身を除く): 158374010

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 79, 131, 158, 197, 262, 394, 395, 553, 655, 790, 917, 985, 1106, 1310, 1379, 1834, 1970, 2758, 2765, 4585, 5530, 6895, 9170, 10349, 13790, 15563, 20698, 25807, 31126, 51614, 51745, 72443, 77815, 103490, 108941, 129035, 144886, 155630, 180649, 217882, 258070, 361298, 362215, 544705, 724430, 903245, 1089410, 1806490, 2038753, 4077506, 10193765, 14271271, 20387530, 28542542, 71356355, 142712710]

約数ペア:

[(1, 142712710), (2, 71356355), (5, 28542542), (7, 20387530), (10, 14271271), (14, 10193765), (35, 4077506), (70, 2038753), (79, 1806490), (131, 1089410), (158, 903245), (197, 724430), (262, 544705), (394, 362215), (395, 361298), (553, 258070), (655, 217882), (790, 180649), (917, 155630), (985, 144886), (1106, 129035), (1310, 108941), (1379, 103490), (1834, 77815), (1970, 72443), (2758, 51745), (2765, 51614), (4585, 31126), (5530, 25807), (6895, 20698), (9170, 15563), (10349, 13790)]