203980672

素因数分解:

$2^7\times 7^1\times {\mathrm{251}}^1\times {\mathrm{907}}^1$

素因数の和:1179

約数の個数: 64

約数和(自身を含む): 466784640

約数和(自身を除く): 262803968

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 251, 448, 502, 896, 907, 1004, 1757, 1814, 2008, 3514, 3628, 4016, 6349, 7028, 7256, 8032, 12698, 14056, 14512, 16064, 25396, 28112, 29024, 32128, 50792, 56224, 58048, 101584, 112448, 116096, 203168, 224896, 227657, 406336, 455314, 812672, 910628, 1593599, 1821256, 3187198, 3642512, 6374396, 7285024, 12748792, 14570048, 25497584, 29140096, 50995168, 101990336, 203980672]

約数ペア:

[(1, 203980672), (2, 101990336), (4, 50995168), (7, 29140096), (8, 25497584), (14, 14570048), (16, 12748792), (28, 7285024), (32, 6374396), (56, 3642512), (64, 3187198), (112, 1821256), (128, 1593599), (224, 910628), (251, 812672), (448, 455314), (502, 406336), (896, 227657), (907, 224896), (1004, 203168), (1757, 116096), (1814, 112448), (2008, 101584), (3514, 58048), (3628, 56224), (4016, 50792), (6349, 32128), (7028, 29024), (7256, 28112), (8032, 25396), (12698, 16064), (14056, 14512)]