385462280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{659}}^1\times {\mathrm{2089}}^1$

素因数の和:2766

約数の個数: 64

約数和(自身を含む): 993168000

約数和(自身を除く): 607705720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 659, 1318, 2089, 2636, 3295, 4178, 4613, 5272, 6590, 8356, 9226, 10445, 13180, 14623, 16712, 18452, 20890, 23065, 26360, 29246, 36904, 41780, 46130, 58492, 73115, 83560, 92260, 116984, 146230, 184520, 292460, 584920, 1376651, 2753302, 5506604, 6883255, 9636557, 11013208, 13766510, 19273114, 27533020, 38546228, 48182785, 55066040, 77092456, 96365570, 192731140, 385462280]

約数ペア:

[(1, 385462280), (2, 192731140), (4, 96365570), (5, 77092456), (7, 55066040), (8, 48182785), (10, 38546228), (14, 27533020), (20, 19273114), (28, 13766510), (35, 11013208), (40, 9636557), (56, 6883255), (70, 5506604), (140, 2753302), (280, 1376651), (659, 584920), (1318, 292460), (2089, 184520), (2636, 146230), (3295, 116984), (4178, 92260), (4613, 83560), (5272, 73115), (6590, 58492), (8356, 46130), (9226, 41780), (10445, 36904), (13180, 29246), (14623, 26360), (16712, 23065), (18452, 20890)]