138291456

素因数分解:

$2^8\times 3^1\times {\mathrm{23}}^1\times {\mathrm{7829}}^1$

素因数の和:7871

約数の個数: 72

約数和(自身を含む): 384108480

約数和(自身を除く): 245817024

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, 7829, 8832, 15658, 17664, 23487, 31316, 46974, 62632, 93948, 125264, 180067, 187896, 250528, 360134, 375792, 501056, 540201, 720268, 751584, 1002112, 1080402, 1440536, 1503168, 2004224, 2160804, 2881072, 3006336, 4321608, 5762144, 6012672, 8643216, 11524288, 17286432, 23048576, 34572864, 46097152, 69145728, 138291456]

約数ペア:

[(1, 138291456), (2, 69145728), (3, 46097152), (4, 34572864), (6, 23048576), (8, 17286432), (12, 11524288), (16, 8643216), (23, 6012672), (24, 5762144), (32, 4321608), (46, 3006336), (48, 2881072), (64, 2160804), (69, 2004224), (92, 1503168), (96, 1440536), (128, 1080402), (138, 1002112), (184, 751584), (192, 720268), (256, 540201), (276, 501056), (368, 375792), (384, 360134), (552, 250528), (736, 187896), (768, 180067), (1104, 125264), (1472, 93948), (2208, 62632), (2944, 46974), (4416, 31316), (5888, 23487), (7829, 17664), (8832, 15658)]