664738548

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{709}}^1$

素因数の和:861

約数の個数: 96

約数和(自身を含む): 1679462400

約数和(自身を除く): 1014723852

約数列:

[1, 2, 3, 4, 6, 12, 23, 43, 46, 69, 79, 86, 92, 129, 138, 158, 172, 237, 258, 276, 316, 474, 516, 709, 948, 989, 1418, 1817, 1978, 2127, 2836, 2967, 3397, 3634, 3956, 4254, 5451, 5934, 6794, 7268, 8508, 10191, 10902, 11868, 13588, 16307, 20382, 21804, 30487, 32614, 40764, 48921, 56011, 60974, 65228, 78131, 91461, 97842, 112022, 121948, 156262, 168033, 182922, 195684, 224044, 234393, 312524, 336066, 365844, 468786, 672132, 701201, 937572, 1288253, 1402402, 2103603, 2408473, 2576506, 2804804, 3864759, 4207206, 4816946, 5153012, 7225419, 7729518, 8414412, 9633892, 14450838, 15459036, 28901676, 55394879, 110789758, 166184637, 221579516, 332369274, 664738548]

約数ペア:

[(1, 664738548), (2, 332369274), (3, 221579516), (4, 166184637), (6, 110789758), (12, 55394879), (23, 28901676), (43, 15459036), (46, 14450838), (69, 9633892), (79, 8414412), (86, 7729518), (92, 7225419), (129, 5153012), (138, 4816946), (158, 4207206), (172, 3864759), (237, 2804804), (258, 2576506), (276, 2408473), (316, 2103603), (474, 1402402), (516, 1288253), (709, 937572), (948, 701201), (989, 672132), (1418, 468786), (1817, 365844), (1978, 336066), (2127, 312524), (2836, 234393), (2967, 224044), (3397, 195684), (3634, 182922), (3956, 168033), (4254, 156262), (5451, 121948), (5934, 112022), (6794, 97842), (7268, 91461), (8508, 78131), (10191, 65228), (10902, 60974), (11868, 56011), (13588, 48921), (16307, 40764), (20382, 32614), (21804, 30487)]