664485516

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{659}}^1\times {\mathrm{757}}^1$

素因数の和:1463

約数の個数: 72

約数和(自身を含む): 1729968240

約数和(自身を除く): 1065482724

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 222, 333, 444, 659, 666, 757, 1318, 1332, 1514, 1977, 2271, 2636, 3028, 3954, 4542, 5931, 6813, 7908, 9084, 11862, 13626, 23724, 24383, 27252, 28009, 48766, 56018, 73149, 84027, 97532, 112036, 146298, 168054, 219447, 252081, 292596, 336108, 438894, 498863, 504162, 877788, 997726, 1008324, 1496589, 1995452, 2993178, 4489767, 5986356, 8979534, 17959068, 18457931, 36915862, 55373793, 73831724, 110747586, 166121379, 221495172, 332242758, 664485516]

約数ペア:

[(1, 664485516), (2, 332242758), (3, 221495172), (4, 166121379), (6, 110747586), (9, 73831724), (12, 55373793), (18, 36915862), (36, 18457931), (37, 17959068), (74, 8979534), (111, 5986356), (148, 4489767), (222, 2993178), (333, 1995452), (444, 1496589), (659, 1008324), (666, 997726), (757, 877788), (1318, 504162), (1332, 498863), (1514, 438894), (1977, 336108), (2271, 292596), (2636, 252081), (3028, 219447), (3954, 168054), (4542, 146298), (5931, 112036), (6813, 97532), (7908, 84027), (9084, 73149), (11862, 56018), (13626, 48766), (23724, 28009), (24383, 27252)]