1991739648

素因数分解:

$2^8\times 3^1\times {\mathrm{23}}^1\times {\mathrm{112757}}^1$

素因数の和:112799

約数の個数: 72

約数和(自身を含む): 5531456448

約数和(自身を除く): 3539716800

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 64, 69, 92, 96, 128, 138, 184, 192, 256, 276, 368, 384, 552, 736, 768, 1104, 1472, 2208, 2944, 4416, 5888, 8832, 17664, 112757, 225514, 338271, 451028, 676542, 902056, 1353084, 1804112, 2593411, 2706168, 3608224, 5186822, 5412336, 7216448, 7780233, 10373644, 10824672, 14432896, 15560466, 20747288, 21649344, 28865792, 31120932, 41494576, 43298688, 62241864, 82989152, 86597376, 124483728, 165978304, 248967456, 331956608, 497934912, 663913216, 995869824, 1991739648]

約数ペア:

[(1, 1991739648), (2, 995869824), (3, 663913216), (4, 497934912), (6, 331956608), (8, 248967456), (12, 165978304), (16, 124483728), (23, 86597376), (24, 82989152), (32, 62241864), (46, 43298688), (48, 41494576), (64, 31120932), (69, 28865792), (92, 21649344), (96, 20747288), (128, 15560466), (138, 14432896), (184, 10824672), (192, 10373644), (256, 7780233), (276, 7216448), (368, 5412336), (384, 5186822), (552, 3608224), (736, 2706168), (768, 2593411), (1104, 1804112), (1472, 1353084), (2208, 902056), (2944, 676542), (4416, 451028), (5888, 338271), (8832, 225514), (17664, 112757)]