81539172

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{337}}^1$

素因数の和:418

約数の個数: 144

約数和(自身を含む): 248032512

約数和(自身を除く): 166493340

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 22, 26, 33, 36, 39, 44, 47, 52, 66, 78, 94, 99, 117, 132, 141, 143, 156, 188, 198, 234, 282, 286, 337, 396, 423, 429, 468, 517, 564, 572, 611, 674, 846, 858, 1011, 1034, 1222, 1287, 1348, 1551, 1692, 1716, 1833, 2022, 2068, 2444, 2574, 3033, 3102, 3666, 3707, 4044, 4381, 4653, 5148, 5499, 6066, 6204, 6721, 7332, 7414, 8762, 9306, 10998, 11121, 12132, 13143, 13442, 14828, 15839, 17524, 18612, 20163, 21996, 22242, 26286, 26884, 31678, 33363, 39429, 40326, 44484, 47517, 48191, 52572, 60489, 63356, 66726, 78858, 80652, 95034, 96382, 120978, 133452, 142551, 144573, 157716, 174229, 190068, 192764, 205907, 241956, 285102, 289146, 348458, 411814, 433719, 522687, 570204, 578292, 617721, 696916, 823628, 867438, 1045374, 1235442, 1568061, 1734876, 1853163, 2090748, 2264977, 2470884, 3136122, 3706326, 4529954, 6272244, 6794931, 7412652, 9059908, 13589862, 20384793, 27179724, 40769586, 81539172]

約数ペア:

[(1, 81539172), (2, 40769586), (3, 27179724), (4, 20384793), (6, 13589862), (9, 9059908), (11, 7412652), (12, 6794931), (13, 6272244), (18, 4529954), (22, 3706326), (26, 3136122), (33, 2470884), (36, 2264977), (39, 2090748), (44, 1853163), (47, 1734876), (52, 1568061), (66, 1235442), (78, 1045374), (94, 867438), (99, 823628), (117, 696916), (132, 617721), (141, 578292), (143, 570204), (156, 522687), (188, 433719), (198, 411814), (234, 348458), (282, 289146), (286, 285102), (337, 241956), (396, 205907), (423, 192764), (429, 190068), (468, 174229), (517, 157716), (564, 144573), (572, 142551), (611, 133452), (674, 120978), (846, 96382), (858, 95034), (1011, 80652), (1034, 78858), (1222, 66726), (1287, 63356), (1348, 60489), (1551, 52572), (1692, 48191), (1716, 47517), (1833, 44484), (2022, 40326), (2068, 39429), (2444, 33363), (2574, 31678), (3033, 26884), (3102, 26286), (3666, 22242), (3707, 21996), (4044, 20163), (4381, 18612), (4653, 17524), (5148, 15839), (5499, 14828), (6066, 13442), (6204, 13143), (6721, 12132), (7332, 11121), (7414, 10998), (8762, 9306)]