205121910270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{647}}^1\times {\mathrm{2971}}^1\times {\mathrm{3557}}^1$

素因数の和:7185

約数の個数: 64

約数和(自身を含む): 493358086656

約数和(自身を除く): 288236176386

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 647, 1294, 1941, 2971, 3235, 3557, 3882, 5942, 6470, 7114, 8913, 9705, 10671, 14855, 17785, 17826, 19410, 21342, 29710, 35570, 44565, 53355, 89130, 106710, 1922237, 2301379, 3844474, 4602758, 5766711, 6904137, 9611185, 10567847, 11506895, 11533422, 13808274, 19222370, 21135694, 23013790, 28833555, 31703541, 34520685, 52839235, 57667110, 63407082, 69041370, 105678470, 158517705, 317035410, 6837397009, 13674794018, 20512191027, 34186985045, 41024382054, 68373970090, 102560955135, 205121910270]

約数ペア:

[(1, 205121910270), (2, 102560955135), (3, 68373970090), (5, 41024382054), (6, 34186985045), (10, 20512191027), (15, 13674794018), (30, 6837397009), (647, 317035410), (1294, 158517705), (1941, 105678470), (2971, 69041370), (3235, 63407082), (3557, 57667110), (3882, 52839235), (5942, 34520685), (6470, 31703541), (7114, 28833555), (8913, 23013790), (9705, 21135694), (10671, 19222370), (14855, 13808274), (17785, 11533422), (17826, 11506895), (19410, 10567847), (21342, 9611185), (29710, 6904137), (35570, 5766711), (44565, 4602758), (53355, 3844474), (89130, 2301379), (106710, 1922237)]