208260072

素因数分解:

$2^3\times 3^4\times {\mathrm{557}}^1\times {\mathrm{577}}^1$

素因数の和:1152

約数の個数: 80

約数和(自身を含む): 585381060

約数和(自身を除く): 377120988

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 557, 577, 648, 1114, 1154, 1671, 1731, 2228, 2308, 3342, 3462, 4456, 4616, 5013, 5193, 6684, 6924, 10026, 10386, 13368, 13848, 15039, 15579, 20052, 20772, 30078, 31158, 40104, 41544, 45117, 46737, 60156, 62316, 90234, 93474, 120312, 124632, 180468, 186948, 321389, 360936, 373896, 642778, 964167, 1285556, 1928334, 2571112, 2892501, 3856668, 5785002, 7713336, 8677503, 11570004, 17355006, 23140008, 26032509, 34710012, 52065018, 69420024, 104130036, 208260072]

約数ペア:

[(1, 208260072), (2, 104130036), (3, 69420024), (4, 52065018), (6, 34710012), (8, 26032509), (9, 23140008), (12, 17355006), (18, 11570004), (24, 8677503), (27, 7713336), (36, 5785002), (54, 3856668), (72, 2892501), (81, 2571112), (108, 1928334), (162, 1285556), (216, 964167), (324, 642778), (557, 373896), (577, 360936), (648, 321389), (1114, 186948), (1154, 180468), (1671, 124632), (1731, 120312), (2228, 93474), (2308, 90234), (3342, 62316), (3462, 60156), (4456, 46737), (4616, 45117), (5013, 41544), (5193, 40104), (6684, 31158), (6924, 30078), (10026, 20772), (10386, 20052), (13368, 15579), (13848, 15039)]