204557528

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^3\times {\mathrm{53}}^1$

素因数の和:189

約数の個数: 64

約数和(自身を含む): 457773120

約数和(自身を除く): 253215592

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 53, 56, 82, 106, 164, 212, 287, 328, 371, 424, 574, 742, 1148, 1484, 1681, 2173, 2296, 2968, 3362, 4346, 6724, 8692, 11767, 13448, 15211, 17384, 23534, 30422, 47068, 60844, 68921, 89093, 94136, 121688, 137842, 178186, 275684, 356372, 482447, 551368, 623651, 712744, 964894, 1247302, 1929788, 2494604, 3652813, 3859576, 4989208, 7305626, 14611252, 25569691, 29222504, 51139382, 102278764, 204557528]

約数ペア:

[(1, 204557528), (2, 102278764), (4, 51139382), (7, 29222504), (8, 25569691), (14, 14611252), (28, 7305626), (41, 4989208), (53, 3859576), (56, 3652813), (82, 2494604), (106, 1929788), (164, 1247302), (212, 964894), (287, 712744), (328, 623651), (371, 551368), (424, 482447), (574, 356372), (742, 275684), (1148, 178186), (1484, 137842), (1681, 121688), (2173, 94136), (2296, 89093), (2968, 68921), (3362, 60844), (4346, 47068), (6724, 30422), (8692, 23534), (11767, 17384), (13448, 15211)]