161378568

素因数分解:

$2^3\times 3^4\times {\mathrm{13}}^1\times {\mathrm{19157}}^1$

素因数の和:19188

約数の個数: 80

約数和(自身を含む): 486804780

約数和(自身を除く): 325426212

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 81, 104, 108, 117, 156, 162, 216, 234, 312, 324, 351, 468, 648, 702, 936, 1053, 1404, 2106, 2808, 4212, 8424, 19157, 38314, 57471, 76628, 114942, 153256, 172413, 229884, 249041, 344826, 459768, 498082, 517239, 689652, 747123, 996164, 1034478, 1379304, 1494246, 1551717, 1992328, 2068956, 2241369, 2988492, 3103434, 4137912, 4482738, 5976984, 6206868, 6724107, 8965476, 12413736, 13448214, 17930952, 20172321, 26896428, 40344642, 53792856, 80689284, 161378568]

約数ペア:

[(1, 161378568), (2, 80689284), (3, 53792856), (4, 40344642), (6, 26896428), (8, 20172321), (9, 17930952), (12, 13448214), (13, 12413736), (18, 8965476), (24, 6724107), (26, 6206868), (27, 5976984), (36, 4482738), (39, 4137912), (52, 3103434), (54, 2988492), (72, 2241369), (78, 2068956), (81, 1992328), (104, 1551717), (108, 1494246), (117, 1379304), (156, 1034478), (162, 996164), (216, 747123), (234, 689652), (312, 517239), (324, 498082), (351, 459768), (468, 344826), (648, 249041), (702, 229884), (936, 172413), (1053, 153256), (1404, 114942), (2106, 76628), (2808, 57471), (4212, 38314), (8424, 19157)]