206301720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{74747}}^1$

素因数の和:74784

約数の個数: 64

約数和(自身を含む): 645822720

約数和(自身を除く): 439521000

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, 74747, 149494, 224241, 298988, 373735, 448482, 597976, 747470, 896964, 1121205, 1494940, 1719181, 1793928, 2242410, 2989880, 3438362, 4484820, 5157543, 6876724, 8595905, 8969640, 10315086, 13753448, 17191810, 20630172, 25787715, 34383620, 41260344, 51575430, 68767240, 103150860, 206301720]

約数ペア:

[(1, 206301720), (2, 103150860), (3, 68767240), (4, 51575430), (5, 41260344), (6, 34383620), (8, 25787715), (10, 20630172), (12, 17191810), (15, 13753448), (20, 10315086), (23, 8969640), (24, 8595905), (30, 6876724), (40, 5157543), (46, 4484820), (60, 3438362), (69, 2989880), (92, 2242410), (115, 1793928), (120, 1719181), (138, 1494940), (184, 1121205), (230, 896964), (276, 747470), (345, 597976), (460, 448482), (552, 373735), (690, 298988), (920, 224241), (1380, 149494), (2760, 74747)]