16040220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{211}}^1$

素因数の和:411

約数の個数: 96

約数和(自身を含む): 51856896

約数和(自身を除く): 35816676

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 181, 210, 211, 362, 420, 422, 543, 633, 724, 844, 905, 1055, 1086, 1266, 1267, 1477, 1810, 2110, 2172, 2532, 2534, 2715, 2954, 3165, 3620, 3801, 4220, 4431, 5068, 5430, 5908, 6330, 6335, 7385, 7602, 8862, 10860, 12660, 12670, 14770, 15204, 17724, 19005, 22155, 25340, 29540, 38010, 38191, 44310, 76020, 76382, 88620, 114573, 152764, 190955, 229146, 267337, 381910, 458292, 534674, 572865, 763820, 802011, 1069348, 1145730, 1336685, 1604022, 2291460, 2673370, 3208044, 4010055, 5346740, 8020110, 16040220]

約数ペア:

[(1, 16040220), (2, 8020110), (3, 5346740), (4, 4010055), (5, 3208044), (6, 2673370), (7, 2291460), (10, 1604022), (12, 1336685), (14, 1145730), (15, 1069348), (20, 802011), (21, 763820), (28, 572865), (30, 534674), (35, 458292), (42, 381910), (60, 267337), (70, 229146), (84, 190955), (105, 152764), (140, 114573), (181, 88620), (210, 76382), (211, 76020), (362, 44310), (420, 38191), (422, 38010), (543, 29540), (633, 25340), (724, 22155), (844, 19005), (905, 17724), (1055, 15204), (1086, 14770), (1266, 12670), (1267, 12660), (1477, 10860), (1810, 8862), (2110, 7602), (2172, 7385), (2532, 6335), (2534, 6330), (2715, 5908), (2954, 5430), (3165, 5068), (3620, 4431), (3801, 4220)]