212618240

素因数分解:

$2^{10}\times 5^1\times {\mathrm{131}}^1\times {\mathrm{317}}^1$

素因数の和:473

約数の個数: 88

約数和(自身を含む): 515549232

約数和(自身を除く): 302930992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 131, 160, 256, 262, 317, 320, 512, 524, 634, 640, 655, 1024, 1048, 1268, 1280, 1310, 1585, 2096, 2536, 2560, 2620, 3170, 4192, 5072, 5120, 5240, 6340, 8384, 10144, 10480, 12680, 16768, 20288, 20960, 25360, 33536, 40576, 41527, 41920, 50720, 67072, 81152, 83054, 83840, 101440, 134144, 162304, 166108, 167680, 202880, 207635, 324608, 332216, 335360, 405760, 415270, 664432, 670720, 811520, 830540, 1328864, 1623040, 1661080, 2657728, 3322160, 5315456, 6644320, 10630912, 13288640, 21261824, 26577280, 42523648, 53154560, 106309120, 212618240]

約数ペア:

[(1, 212618240), (2, 106309120), (4, 53154560), (5, 42523648), (8, 26577280), (10, 21261824), (16, 13288640), (20, 10630912), (32, 6644320), (40, 5315456), (64, 3322160), (80, 2657728), (128, 1661080), (131, 1623040), (160, 1328864), (256, 830540), (262, 811520), (317, 670720), (320, 664432), (512, 415270), (524, 405760), (634, 335360), (640, 332216), (655, 324608), (1024, 207635), (1048, 202880), (1268, 167680), (1280, 166108), (1310, 162304), (1585, 134144), (2096, 101440), (2536, 83840), (2560, 83054), (2620, 81152), (3170, 67072), (4192, 50720), (5072, 41920), (5120, 41527), (5240, 40576), (6340, 33536), (8384, 25360), (10144, 20960), (10480, 20288), (12680, 16768)]