128430180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{713501}}^1$

素因数の和:713516

約数の個数: 36

約数和(自身を含む): 389572092

約数和(自身を除く): 261141912

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 713501, 1427002, 2140503, 2854004, 3567505, 4281006, 6421509, 7135010, 8562012, 10702515, 12843018, 14270020, 21405030, 25686036, 32107545, 42810060, 64215090, 128430180]

約数ペア:

[(1, 128430180), (2, 64215090), (3, 42810060), (4, 32107545), (5, 25686036), (6, 21405030), (9, 14270020), (10, 12843018), (12, 10702515), (15, 8562012), (18, 7135010), (20, 6421509), (30, 4281006), (36, 3567505), (45, 2854004), (60, 2140503), (90, 1427002), (180, 713501)]