209436160

素因数分解:

$2^9\times 5^1\times {\mathrm{23}}^1\times {\mathrm{3557}}^1$

素因数の和:3603

約数の個数: 80

約数和(自身を含む): 524136096

約数和(自身を除く): 314699936

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 320, 368, 460, 512, 640, 736, 920, 1280, 1472, 1840, 2560, 2944, 3557, 3680, 5888, 7114, 7360, 11776, 14228, 14720, 17785, 28456, 29440, 35570, 56912, 58880, 71140, 81811, 113824, 142280, 163622, 227648, 284560, 327244, 409055, 455296, 569120, 654488, 818110, 910592, 1138240, 1308976, 1636220, 1821184, 2276480, 2617952, 3272440, 4552960, 5235904, 6544880, 9105920, 10471808, 13089760, 20943616, 26179520, 41887232, 52359040, 104718080, 209436160]

約数ペア:

[(1, 209436160), (2, 104718080), (4, 52359040), (5, 41887232), (8, 26179520), (10, 20943616), (16, 13089760), (20, 10471808), (23, 9105920), (32, 6544880), (40, 5235904), (46, 4552960), (64, 3272440), (80, 2617952), (92, 2276480), (115, 1821184), (128, 1636220), (160, 1308976), (184, 1138240), (230, 910592), (256, 818110), (320, 654488), (368, 569120), (460, 455296), (512, 409055), (640, 327244), (736, 284560), (920, 227648), (1280, 163622), (1472, 142280), (1840, 113824), (2560, 81811), (2944, 71140), (3557, 58880), (3680, 56912), (5888, 35570), (7114, 29440), (7360, 28456), (11776, 17785), (14228, 14720)]