338216672

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{271}}^1\times {\mathrm{907}}^1$

素因数の和:1231

約数の個数: 48

約数和(自身を含む): 684617472

約数和(自身を除く): 346400800

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 172, 271, 344, 542, 688, 907, 1084, 1376, 1814, 2168, 3628, 4336, 7256, 8672, 11653, 14512, 23306, 29024, 39001, 46612, 78002, 93224, 156004, 186448, 245797, 312008, 372896, 491594, 624016, 983188, 1248032, 1966376, 3932752, 7865504, 10569271, 21138542, 42277084, 84554168, 169108336, 338216672]

約数ペア:

[(1, 338216672), (2, 169108336), (4, 84554168), (8, 42277084), (16, 21138542), (32, 10569271), (43, 7865504), (86, 3932752), (172, 1966376), (271, 1248032), (344, 983188), (542, 624016), (688, 491594), (907, 372896), (1084, 312008), (1376, 245797), (1814, 186448), (2168, 156004), (3628, 93224), (4336, 78002), (7256, 46612), (8672, 39001), (11653, 29024), (14512, 23306)]