128280348

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{163}}^1\times {\mathrm{347}}^1$

素因数の和:533

約数の個数: 120

約数和(自身を含む): 386719872

約数和(自身を除く): 258439524

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 163, 189, 252, 324, 326, 347, 378, 489, 567, 652, 694, 756, 978, 1041, 1134, 1141, 1388, 1467, 1956, 2082, 2268, 2282, 2429, 2934, 3123, 3423, 4164, 4401, 4564, 4858, 5868, 6246, 6846, 7287, 8802, 9369, 9716, 10269, 12492, 13203, 13692, 14574, 17604, 18738, 20538, 21861, 26406, 28107, 29148, 30807, 37476, 41076, 43722, 52812, 56214, 56561, 61614, 65583, 87444, 92421, 112428, 113122, 123228, 131166, 169683, 184842, 196749, 226244, 262332, 339366, 369684, 393498, 395927, 509049, 678732, 786996, 791854, 1018098, 1187781, 1527147, 1583708, 2036196, 2375562, 3054294, 3563343, 4581441, 4751124, 6108588, 7126686, 9162882, 10690029, 14253372, 18325764, 21380058, 32070087, 42760116, 64140174, 128280348]

約数ペア:

[(1, 128280348), (2, 64140174), (3, 42760116), (4, 32070087), (6, 21380058), (7, 18325764), (9, 14253372), (12, 10690029), (14, 9162882), (18, 7126686), (21, 6108588), (27, 4751124), (28, 4581441), (36, 3563343), (42, 3054294), (54, 2375562), (63, 2036196), (81, 1583708), (84, 1527147), (108, 1187781), (126, 1018098), (162, 791854), (163, 786996), (189, 678732), (252, 509049), (324, 395927), (326, 393498), (347, 369684), (378, 339366), (489, 262332), (567, 226244), (652, 196749), (694, 184842), (756, 169683), (978, 131166), (1041, 123228), (1134, 113122), (1141, 112428), (1388, 92421), (1467, 87444), (1956, 65583), (2082, 61614), (2268, 56561), (2282, 56214), (2429, 52812), (2934, 43722), (3123, 41076), (3423, 37476), (4164, 30807), (4401, 29148), (4564, 28107), (4858, 26406), (5868, 21861), (6246, 20538), (6846, 18738), (7287, 17604), (8802, 14574), (9369, 13692), (9716, 13203), (10269, 12492)]