128155272

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{389}}^1$

素因数の和:495

約数の個数: 128

約数和(自身を含む): 384134400

約数和(自身を除く): 255979128

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 37, 42, 53, 56, 74, 84, 106, 111, 148, 159, 168, 212, 222, 259, 296, 318, 371, 389, 424, 444, 518, 636, 742, 777, 778, 888, 1036, 1113, 1167, 1272, 1484, 1554, 1556, 1961, 2072, 2226, 2334, 2723, 2968, 3108, 3112, 3922, 4452, 4668, 5446, 5883, 6216, 7844, 8169, 8904, 9336, 10892, 11766, 13727, 14393, 15688, 16338, 20617, 21784, 23532, 27454, 28786, 32676, 41181, 41234, 43179, 47064, 54908, 57572, 61851, 65352, 82362, 82468, 86358, 100751, 109816, 115144, 123702, 144319, 164724, 164936, 172716, 201502, 247404, 288638, 302253, 329448, 345432, 403004, 432957, 494808, 577276, 604506, 762829, 806008, 865914, 1154552, 1209012, 1525658, 1731828, 2288487, 2418024, 3051316, 3463656, 4576974, 5339803, 6102632, 9153948, 10679606, 16019409, 18307896, 21359212, 32038818, 42718424, 64077636, 128155272]

約数ペア:

[(1, 128155272), (2, 64077636), (3, 42718424), (4, 32038818), (6, 21359212), (7, 18307896), (8, 16019409), (12, 10679606), (14, 9153948), (21, 6102632), (24, 5339803), (28, 4576974), (37, 3463656), (42, 3051316), (53, 2418024), (56, 2288487), (74, 1731828), (84, 1525658), (106, 1209012), (111, 1154552), (148, 865914), (159, 806008), (168, 762829), (212, 604506), (222, 577276), (259, 494808), (296, 432957), (318, 403004), (371, 345432), (389, 329448), (424, 302253), (444, 288638), (518, 247404), (636, 201502), (742, 172716), (777, 164936), (778, 164724), (888, 144319), (1036, 123702), (1113, 115144), (1167, 109816), (1272, 100751), (1484, 86358), (1554, 82468), (1556, 82362), (1961, 65352), (2072, 61851), (2226, 57572), (2334, 54908), (2723, 47064), (2968, 43179), (3108, 41234), (3112, 41181), (3922, 32676), (4452, 28786), (4668, 27454), (5446, 23532), (5883, 21784), (6216, 20617), (7844, 16338), (8169, 15688), (8904, 14393), (9336, 13727), (10892, 11766)]