178482852

素因数分解:

$2^2\times 3^4\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{557}}^1$

素因数の和:639

約数の個数: 120

約数和(自身を含む): 499093056

約数和(自身を除く): 320610204

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 43, 46, 54, 69, 81, 86, 92, 108, 129, 138, 162, 172, 207, 258, 276, 324, 387, 414, 516, 557, 621, 774, 828, 989, 1114, 1161, 1242, 1548, 1671, 1863, 1978, 2228, 2322, 2484, 2967, 3342, 3483, 3726, 3956, 4644, 5013, 5934, 6684, 6966, 7452, 8901, 10026, 11868, 12811, 13932, 15039, 17802, 20052, 23951, 25622, 26703, 30078, 35604, 38433, 45117, 47902, 51244, 53406, 60156, 71853, 76866, 80109, 90234, 95804, 106812, 115299, 143706, 153732, 160218, 180468, 215559, 230598, 287412, 320436, 345897, 431118, 461196, 550873, 646677, 691794, 862236, 1037691, 1101746, 1293354, 1383588, 1652619, 1940031, 2075382, 2203492, 2586708, 3305238, 3880062, 4150764, 4957857, 6610476, 7760124, 9915714, 14873571, 19831428, 29747142, 44620713, 59494284, 89241426, 178482852]

約数ペア:

[(1, 178482852), (2, 89241426), (3, 59494284), (4, 44620713), (6, 29747142), (9, 19831428), (12, 14873571), (18, 9915714), (23, 7760124), (27, 6610476), (36, 4957857), (43, 4150764), (46, 3880062), (54, 3305238), (69, 2586708), (81, 2203492), (86, 2075382), (92, 1940031), (108, 1652619), (129, 1383588), (138, 1293354), (162, 1101746), (172, 1037691), (207, 862236), (258, 691794), (276, 646677), (324, 550873), (387, 461196), (414, 431118), (516, 345897), (557, 320436), (621, 287412), (774, 230598), (828, 215559), (989, 180468), (1114, 160218), (1161, 153732), (1242, 143706), (1548, 115299), (1671, 106812), (1863, 95804), (1978, 90234), (2228, 80109), (2322, 76866), (2484, 71853), (2967, 60156), (3342, 53406), (3483, 51244), (3726, 47902), (3956, 45117), (4644, 38433), (5013, 35604), (5934, 30078), (6684, 26703), (6966, 25622), (7452, 23951), (8901, 20052), (10026, 17802), (11868, 15039), (12811, 13932)]