206566680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{74843}}^1$

素因数の和:74880

約数の個数: 64

約数和(自身を含む): 646652160

約数和(自身を除く): 440085480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 74843, 149686, 224529, 299372, 374215, 449058, 598744, 748430, 898116, 1122645, 1496860, 1721389, 1796232, 2245290, 2993720, 3442778, 4490580, 5164167, 6885556, 8606945, 8981160, 10328334, 13771112, 17213890, 20656668, 25820835, 34427780, 41313336, 51641670, 68855560, 103283340, 206566680]

約数ペア:

[(1, 206566680), (2, 103283340), (3, 68855560), (4, 51641670), (5, 41313336), (6, 34427780), (8, 25820835), (10, 20656668), (12, 17213890), (15, 13771112), (20, 10328334), (23, 8981160), (24, 8606945), (30, 6885556), (40, 5164167), (46, 4490580), (60, 3442778), (69, 2993720), (92, 2245290), (115, 1796232), (120, 1721389), (138, 1496860), (184, 1122645), (230, 898116), (276, 748430), (345, 598744), (460, 449058), (552, 374215), (690, 299372), (920, 224529), (1380, 149686), (2760, 74843)]