81466452

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^2$

素因数の和:135

約数の個数: 144

約数和(自身を含む): 236376000

約数和(自身を除く): 154909548

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 29, 36, 37, 38, 54, 57, 58, 74, 76, 87, 108, 111, 114, 116, 148, 171, 174, 222, 228, 261, 333, 342, 348, 444, 513, 522, 551, 666, 684, 703, 783, 999, 1026, 1044, 1073, 1102, 1332, 1369, 1406, 1566, 1653, 1998, 2052, 2109, 2146, 2204, 2738, 2812, 3132, 3219, 3306, 3996, 4107, 4218, 4292, 4959, 5476, 6327, 6438, 6612, 8214, 8436, 9657, 9918, 12321, 12654, 12876, 14877, 16428, 18981, 19314, 19836, 20387, 24642, 25308, 26011, 28971, 29754, 36963, 37962, 38628, 39701, 40774, 49284, 52022, 57942, 59508, 61161, 73926, 75924, 78033, 79402, 81548, 104044, 115884, 119103, 122322, 147852, 156066, 158804, 183483, 234099, 238206, 244644, 312132, 357309, 366966, 468198, 476412, 550449, 702297, 714618, 733932, 754319, 936396, 1071927, 1100898, 1404594, 1429236, 1508638, 2143854, 2201796, 2262957, 2809188, 3017276, 4287708, 4525914, 6788871, 9051828, 13577742, 20366613, 27155484, 40733226, 81466452]

約数ペア:

[(1, 81466452), (2, 40733226), (3, 27155484), (4, 20366613), (6, 13577742), (9, 9051828), (12, 6788871), (18, 4525914), (19, 4287708), (27, 3017276), (29, 2809188), (36, 2262957), (37, 2201796), (38, 2143854), (54, 1508638), (57, 1429236), (58, 1404594), (74, 1100898), (76, 1071927), (87, 936396), (108, 754319), (111, 733932), (114, 714618), (116, 702297), (148, 550449), (171, 476412), (174, 468198), (222, 366966), (228, 357309), (261, 312132), (333, 244644), (342, 238206), (348, 234099), (444, 183483), (513, 158804), (522, 156066), (551, 147852), (666, 122322), (684, 119103), (703, 115884), (783, 104044), (999, 81548), (1026, 79402), (1044, 78033), (1073, 75924), (1102, 73926), (1332, 61161), (1369, 59508), (1406, 57942), (1566, 52022), (1653, 49284), (1998, 40774), (2052, 39701), (2109, 38628), (2146, 37962), (2204, 36963), (2738, 29754), (2812, 28971), (3132, 26011), (3219, 25308), (3306, 24642), (3996, 20387), (4107, 19836), (4218, 19314), (4292, 18981), (4959, 16428), (5476, 14877), (6327, 12876), (6438, 12654), (6612, 12321), (8214, 9918), (8436, 9657)]