71171940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{169457}}^1$

素因数の和:169476

約数の個数: 48

約数和(自身を含む): 227751552

約数和(自身を除く): 156579612

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 169457, 338914, 508371, 677828, 847285, 1016742, 1186199, 1694570, 2033484, 2372398, 2541855, 3389140, 3558597, 4744796, 5083710, 5930995, 7117194, 10167420, 11861990, 14234388, 17792985, 23723980, 35585970, 71171940]

約数ペア:

[(1, 71171940), (2, 35585970), (3, 23723980), (4, 17792985), (5, 14234388), (6, 11861990), (7, 10167420), (10, 7117194), (12, 5930995), (14, 5083710), (15, 4744796), (20, 3558597), (21, 3389140), (28, 2541855), (30, 2372398), (35, 2033484), (42, 1694570), (60, 1186199), (70, 1016742), (84, 847285), (105, 677828), (140, 508371), (210, 338914), (420, 169457)]