71976978

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{73}}^1$

素因数の和:165

約数の個数: 96

約数和(自身を含む): 176356800

約数和(自身を除く): 104379822

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 31, 38, 54, 57, 62, 73, 93, 114, 146, 171, 186, 219, 279, 342, 438, 513, 558, 589, 657, 837, 961, 1026, 1178, 1314, 1387, 1674, 1767, 1922, 1971, 2263, 2774, 2883, 3534, 3942, 4161, 4526, 5301, 5766, 6789, 8322, 8649, 10602, 12483, 13578, 15903, 17298, 18259, 20367, 24966, 25947, 31806, 36518, 37449, 40734, 42997, 51894, 54777, 61101, 70153, 74898, 85994, 109554, 122202, 128991, 140306, 164331, 210459, 257982, 328662, 386973, 420918, 492993, 631377, 773946, 985986, 1160919, 1262754, 1332907, 1894131, 2321838, 2665814, 3788262, 3998721, 7997442, 11996163, 23992326, 35988489, 71976978]

約数ペア:

[(1, 71976978), (2, 35988489), (3, 23992326), (6, 11996163), (9, 7997442), (18, 3998721), (19, 3788262), (27, 2665814), (31, 2321838), (38, 1894131), (54, 1332907), (57, 1262754), (62, 1160919), (73, 985986), (93, 773946), (114, 631377), (146, 492993), (171, 420918), (186, 386973), (219, 328662), (279, 257982), (342, 210459), (438, 164331), (513, 140306), (558, 128991), (589, 122202), (657, 109554), (837, 85994), (961, 74898), (1026, 70153), (1178, 61101), (1314, 54777), (1387, 51894), (1674, 42997), (1767, 40734), (1922, 37449), (1971, 36518), (2263, 31806), (2774, 25947), (2883, 24966), (3534, 20367), (3942, 18259), (4161, 17298), (4526, 15903), (5301, 13578), (5766, 12483), (6789, 10602), (8322, 8649)]