209123910

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{179}}^1\times {\mathrm{4327}}^1$

素因数の和:4522

約数の個数: 64

約数和(自身を含む): 560908800

約数和(自身を除く): 351784890

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 179, 270, 358, 537, 895, 1074, 1611, 1790, 2685, 3222, 4327, 4833, 5370, 8055, 8654, 9666, 12981, 16110, 21635, 24165, 25962, 38943, 43270, 48330, 64905, 77886, 116829, 129810, 194715, 233658, 389430, 584145, 774533, 1168290, 1549066, 2323599, 3872665, 4647198, 6970797, 7745330, 11617995, 13941594, 20912391, 23235990, 34853985, 41824782, 69707970, 104561955, 209123910]

約数ペア:

[(1, 209123910), (2, 104561955), (3, 69707970), (5, 41824782), (6, 34853985), (9, 23235990), (10, 20912391), (15, 13941594), (18, 11617995), (27, 7745330), (30, 6970797), (45, 4647198), (54, 3872665), (90, 2323599), (135, 1549066), (179, 1168290), (270, 774533), (358, 584145), (537, 389430), (895, 233658), (1074, 194715), (1611, 129810), (1790, 116829), (2685, 77886), (3222, 64905), (4327, 48330), (4833, 43270), (5370, 38943), (8055, 25962), (8654, 24165), (9666, 21635), (12981, 16110)]