128617728

素因数分解:

$2^8\times 3^1\times {\mathrm{167471}}^1$

素因数の和:167490

約数の個数: 36

約数和(自身を含む): 342312768

約数和(自身を除く): 213695040

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 768, 167471, 334942, 502413, 669884, 1004826, 1339768, 2009652, 2679536, 4019304, 5359072, 8038608, 10718144, 16077216, 21436288, 32154432, 42872576, 64308864, 128617728]

約数ペア:

[(1, 128617728), (2, 64308864), (3, 42872576), (4, 32154432), (6, 21436288), (8, 16077216), (12, 10718144), (16, 8038608), (24, 5359072), (32, 4019304), (48, 2679536), (64, 2009652), (96, 1339768), (128, 1004826), (192, 669884), (256, 502413), (384, 334942), (768, 167471)]