221708040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{80329}}^1$

素因数の和:80366

約数の個数: 64

約数和(自身を含む): 694051200

約数和(自身を除く): 472343160

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, 80329, 160658, 240987, 321316, 401645, 481974, 642632, 803290, 963948, 1204935, 1606580, 1847567, 1927896, 2409870, 3213160, 3695134, 4819740, 5542701, 7390268, 9237835, 9639480, 11085402, 14780536, 18475670, 22170804, 27713505, 36951340, 44341608, 55427010, 73902680, 110854020, 221708040]

約数ペア:

[(1, 221708040), (2, 110854020), (3, 73902680), (4, 55427010), (5, 44341608), (6, 36951340), (8, 27713505), (10, 22170804), (12, 18475670), (15, 14780536), (20, 11085402), (23, 9639480), (24, 9237835), (30, 7390268), (40, 5542701), (46, 4819740), (60, 3695134), (69, 3213160), (92, 2409870), (115, 1927896), (120, 1847567), (138, 1606580), (184, 1204935), (230, 963948), (276, 803290), (345, 642632), (460, 481974), (552, 401645), (690, 321316), (920, 240987), (1380, 160658), (2760, 80329)]