51371640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{142699}}^1$

素因数の和:142716

約数の個数: 48

約数和(自身を含む): 166959000

約数和(自身を除く): 115587360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 142699, 285398, 428097, 570796, 713495, 856194, 1141592, 1284291, 1426990, 1712388, 2140485, 2568582, 2853980, 3424776, 4280970, 5137164, 5707960, 6421455, 8561940, 10274328, 12842910, 17123880, 25685820, 51371640]

約数ペア:

[(1, 51371640), (2, 25685820), (3, 17123880), (4, 12842910), (5, 10274328), (6, 8561940), (8, 6421455), (9, 5707960), (10, 5137164), (12, 4280970), (15, 3424776), (18, 2853980), (20, 2568582), (24, 2140485), (30, 1712388), (36, 1426990), (40, 1284291), (45, 1141592), (60, 856194), (72, 713495), (90, 570796), (120, 428097), (180, 285398), (360, 142699)]