168022778

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^3\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:240

約数の個数: 64

約数和(自身を含む): 323813376

約数和(自身を除く): 155790598

約数列:

[1, 2, 7, 11, 14, 22, 71, 77, 121, 127, 142, 154, 242, 254, 497, 781, 847, 889, 994, 1331, 1397, 1562, 1694, 1778, 2662, 2794, 5467, 8591, 9017, 9317, 9779, 10934, 15367, 17182, 18034, 18634, 19558, 30734, 60137, 63119, 94501, 99187, 107569, 120274, 126238, 169037, 189002, 198374, 215138, 338074, 661507, 694309, 1091057, 1183259, 1323014, 1388618, 2182114, 2366518, 7637399, 12001627, 15274798, 24003254, 84011389, 168022778]

約数ペア:

[(1, 168022778), (2, 84011389), (7, 24003254), (11, 15274798), (14, 12001627), (22, 7637399), (71, 2366518), (77, 2182114), (121, 1388618), (127, 1323014), (142, 1183259), (154, 1091057), (242, 694309), (254, 661507), (497, 338074), (781, 215138), (847, 198374), (889, 189002), (994, 169037), (1331, 126238), (1397, 120274), (1562, 107569), (1694, 99187), (1778, 94501), (2662, 63119), (2794, 60137), (5467, 30734), (8591, 19558), (9017, 18634), (9317, 18034), (9779, 17182), (10934, 15367)]