121781556

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{997}}^1$

素因数の和:1055

約数の個数: 120

約数和(自身を含む): 355028520

約数和(自身を除く): 233246964

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 29, 36, 39, 52, 54, 58, 78, 81, 87, 108, 116, 117, 156, 162, 174, 234, 261, 324, 348, 351, 377, 468, 522, 702, 754, 783, 997, 1044, 1053, 1131, 1404, 1508, 1566, 1994, 2106, 2262, 2349, 2991, 3132, 3393, 3988, 4212, 4524, 4698, 5982, 6786, 8973, 9396, 10179, 11964, 12961, 13572, 17946, 20358, 25922, 26919, 28913, 30537, 35892, 38883, 40716, 51844, 53838, 57826, 61074, 77766, 80757, 86739, 107676, 115652, 116649, 122148, 155532, 161514, 173478, 233298, 260217, 323028, 346956, 349947, 375869, 466596, 520434, 699894, 751738, 780651, 1040868, 1049841, 1127607, 1399788, 1503476, 1561302, 2099682, 2255214, 2341953, 3122604, 3382821, 4199364, 4510428, 4683906, 6765642, 9367812, 10148463, 13531284, 20296926, 30445389, 40593852, 60890778, 121781556]

約数ペア:

[(1, 121781556), (2, 60890778), (3, 40593852), (4, 30445389), (6, 20296926), (9, 13531284), (12, 10148463), (13, 9367812), (18, 6765642), (26, 4683906), (27, 4510428), (29, 4199364), (36, 3382821), (39, 3122604), (52, 2341953), (54, 2255214), (58, 2099682), (78, 1561302), (81, 1503476), (87, 1399788), (108, 1127607), (116, 1049841), (117, 1040868), (156, 780651), (162, 751738), (174, 699894), (234, 520434), (261, 466596), (324, 375869), (348, 349947), (351, 346956), (377, 323028), (468, 260217), (522, 233298), (702, 173478), (754, 161514), (783, 155532), (997, 122148), (1044, 116649), (1053, 115652), (1131, 107676), (1404, 86739), (1508, 80757), (1566, 77766), (1994, 61074), (2106, 57826), (2262, 53838), (2349, 51844), (2991, 40716), (3132, 38883), (3393, 35892), (3988, 30537), (4212, 28913), (4524, 26919), (4698, 25922), (5982, 20358), (6786, 17946), (8973, 13572), (9396, 12961), (10179, 11964)]