81187704

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{997}}^1$

素因数の和:1054

約数の個数: 128

約数和(自身を含む): 251496000

約数和(自身を除く): 170308296

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 29, 36, 39, 52, 54, 58, 72, 78, 87, 104, 108, 116, 117, 156, 174, 216, 232, 234, 261, 312, 348, 351, 377, 468, 522, 696, 702, 754, 783, 936, 997, 1044, 1131, 1404, 1508, 1566, 1994, 2088, 2262, 2808, 2991, 3016, 3132, 3393, 3988, 4524, 5982, 6264, 6786, 7976, 8973, 9048, 10179, 11964, 12961, 13572, 17946, 20358, 23928, 25922, 26919, 27144, 28913, 35892, 38883, 40716, 51844, 53838, 57826, 71784, 77766, 81432, 86739, 103688, 107676, 115652, 116649, 155532, 173478, 215352, 231304, 233298, 260217, 311064, 346956, 349947, 375869, 466596, 520434, 693912, 699894, 751738, 780651, 933192, 1040868, 1127607, 1399788, 1503476, 1561302, 2081736, 2255214, 2799576, 3006952, 3122604, 3382821, 4510428, 6245208, 6765642, 9020856, 10148463, 13531284, 20296926, 27062568, 40593852, 81187704]

約数ペア:

[(1, 81187704), (2, 40593852), (3, 27062568), (4, 20296926), (6, 13531284), (8, 10148463), (9, 9020856), (12, 6765642), (13, 6245208), (18, 4510428), (24, 3382821), (26, 3122604), (27, 3006952), (29, 2799576), (36, 2255214), (39, 2081736), (52, 1561302), (54, 1503476), (58, 1399788), (72, 1127607), (78, 1040868), (87, 933192), (104, 780651), (108, 751738), (116, 699894), (117, 693912), (156, 520434), (174, 466596), (216, 375869), (232, 349947), (234, 346956), (261, 311064), (312, 260217), (348, 233298), (351, 231304), (377, 215352), (468, 173478), (522, 155532), (696, 116649), (702, 115652), (754, 107676), (783, 103688), (936, 86739), (997, 81432), (1044, 77766), (1131, 71784), (1404, 57826), (1508, 53838), (1566, 51844), (1994, 40716), (2088, 38883), (2262, 35892), (2808, 28913), (2991, 27144), (3016, 26919), (3132, 25922), (3393, 23928), (3988, 20358), (4524, 17946), (5982, 13572), (6264, 12961), (6786, 11964), (7976, 10179), (8973, 9048)]