81423576

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{271}}^1$

素因数の和:406

約数の個数: 128

約数和(自身を含む): 246758400

約数和(自身を除く): 165334824

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 104, 107, 108, 117, 156, 214, 216, 234, 271, 312, 321, 351, 428, 468, 542, 642, 702, 813, 856, 936, 963, 1084, 1284, 1391, 1404, 1626, 1926, 2168, 2439, 2568, 2782, 2808, 2889, 3252, 3523, 3852, 4173, 4878, 5564, 5778, 6504, 7046, 7317, 7704, 8346, 9756, 10569, 11128, 11556, 12519, 14092, 14634, 16692, 19512, 21138, 23112, 25038, 28184, 28997, 29268, 31707, 33384, 37557, 42276, 50076, 57994, 58536, 63414, 75114, 84552, 86991, 95121, 100152, 115988, 126828, 150228, 173982, 190242, 231976, 253656, 260973, 300456, 347964, 376961, 380484, 521946, 695928, 753922, 760968, 782919, 1043892, 1130883, 1507844, 1565838, 2087784, 2261766, 3015688, 3131676, 3392649, 4523532, 6263352, 6785298, 9047064, 10177947, 13570596, 20355894, 27141192, 40711788, 81423576]

約数ペア:

[(1, 81423576), (2, 40711788), (3, 27141192), (4, 20355894), (6, 13570596), (8, 10177947), (9, 9047064), (12, 6785298), (13, 6263352), (18, 4523532), (24, 3392649), (26, 3131676), (27, 3015688), (36, 2261766), (39, 2087784), (52, 1565838), (54, 1507844), (72, 1130883), (78, 1043892), (104, 782919), (107, 760968), (108, 753922), (117, 695928), (156, 521946), (214, 380484), (216, 376961), (234, 347964), (271, 300456), (312, 260973), (321, 253656), (351, 231976), (428, 190242), (468, 173982), (542, 150228), (642, 126828), (702, 115988), (813, 100152), (856, 95121), (936, 86991), (963, 84552), (1084, 75114), (1284, 63414), (1391, 58536), (1404, 57994), (1626, 50076), (1926, 42276), (2168, 37557), (2439, 33384), (2568, 31707), (2782, 29268), (2808, 28997), (2889, 28184), (3252, 25038), (3523, 23112), (3852, 21138), (4173, 19512), (4878, 16692), (5564, 14634), (5778, 14092), (6504, 12519), (7046, 11556), (7317, 11128), (7704, 10569), (8346, 9756)]