173479140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{487}}^1\times {\mathrm{1979}}^1$

素因数の和:2481

約数の個数: 72

約数和(自身を含む): 527567040

約数和(自身を除く): 354087900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 487, 974, 1461, 1948, 1979, 2435, 2922, 3958, 4383, 4870, 5844, 5937, 7305, 7916, 8766, 9740, 9895, 11874, 14610, 17532, 17811, 19790, 21915, 23748, 29220, 29685, 35622, 39580, 43830, 59370, 71244, 87660, 89055, 118740, 178110, 356220, 963773, 1927546, 2891319, 3855092, 4818865, 5782638, 8673957, 9637730, 11565276, 14456595, 17347914, 19275460, 28913190, 34695828, 43369785, 57826380, 86739570, 173479140]

約数ペア:

[(1, 173479140), (2, 86739570), (3, 57826380), (4, 43369785), (5, 34695828), (6, 28913190), (9, 19275460), (10, 17347914), (12, 14456595), (15, 11565276), (18, 9637730), (20, 8673957), (30, 5782638), (36, 4818865), (45, 3855092), (60, 2891319), (90, 1927546), (180, 963773), (487, 356220), (974, 178110), (1461, 118740), (1948, 89055), (1979, 87660), (2435, 71244), (2922, 59370), (3958, 43830), (4383, 39580), (4870, 35622), (5844, 29685), (5937, 29220), (7305, 23748), (7916, 21915), (8766, 19790), (9740, 17811), (9895, 17532), (11874, 14610)]