313075240

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{2503}}^1$

素因数の和:2626

約数の個数: 64

約数和(自身を含む): 730166400

約数和(自身を除く): 417091160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 59, 106, 118, 212, 236, 265, 295, 424, 472, 530, 590, 1060, 1180, 2120, 2360, 2503, 3127, 5006, 6254, 10012, 12508, 12515, 15635, 20024, 25016, 25030, 31270, 50060, 62540, 100120, 125080, 132659, 147677, 265318, 295354, 530636, 590708, 663295, 738385, 1061272, 1181416, 1326590, 1476770, 2653180, 2953540, 5306360, 5907080, 7826881, 15653762, 31307524, 39134405, 62615048, 78268810, 156537620, 313075240]

約数ペア:

[(1, 313075240), (2, 156537620), (4, 78268810), (5, 62615048), (8, 39134405), (10, 31307524), (20, 15653762), (40, 7826881), (53, 5907080), (59, 5306360), (106, 2953540), (118, 2653180), (212, 1476770), (236, 1326590), (265, 1181416), (295, 1061272), (424, 738385), (472, 663295), (530, 590708), (590, 530636), (1060, 295354), (1180, 265318), (2120, 147677), (2360, 132659), (2503, 125080), (3127, 100120), (5006, 62540), (6254, 50060), (10012, 31270), (12508, 25030), (12515, 25016), (15635, 20024)]