20160290709

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{151}}^1\times {\mathrm{1439}}^1$

素因数の和:1683

約数の個数: 72

約数和(自身を含む): 32284362240

約数和(自身を除く): 12124071531

約数列:

[1, 3, 9, 13, 39, 61, 117, 151, 169, 183, 453, 507, 549, 793, 1359, 1439, 1521, 1963, 2379, 4317, 5889, 7137, 9211, 10309, 12951, 17667, 18707, 25519, 27633, 30927, 56121, 76557, 82899, 87779, 92781, 119743, 168363, 217289, 229671, 243191, 263337, 359229, 651867, 729573, 790011, 1077687, 1141127, 1556659, 1955601, 2188719, 2824757, 3423381, 4669977, 8474271, 10270143, 13254629, 14009931, 14834651, 25422813, 36721841, 39763887, 44503953, 110165523, 119291661, 133511859, 172310177, 330496569, 516930531, 1550791593, 2240032301, 6720096903, 20160290709]

約数ペア:

[(1, 20160290709), (3, 6720096903), (9, 2240032301), (13, 1550791593), (39, 516930531), (61, 330496569), (117, 172310177), (151, 133511859), (169, 119291661), (183, 110165523), (453, 44503953), (507, 39763887), (549, 36721841), (793, 25422813), (1359, 14834651), (1439, 14009931), (1521, 13254629), (1963, 10270143), (2379, 8474271), (4317, 4669977), (5889, 3423381), (7137, 2824757), (9211, 2188719), (10309, 1955601), (12951, 1556659), (17667, 1141127), (18707, 1077687), (25519, 790011), (27633, 729573), (30927, 651867), (56121, 359229), (76557, 263337), (82899, 243191), (87779, 229671), (92781, 217289), (119743, 168363)]