201471970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{443}}^1$

素因数の和:619

約数の個数: 64

約数和(自身を含む): 425813760

約数和(自身を除く): 224341790

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 73, 89, 146, 178, 365, 443, 445, 511, 623, 730, 886, 890, 1022, 1246, 2215, 2555, 3101, 3115, 4430, 5110, 6202, 6230, 6497, 12994, 15505, 31010, 32339, 32485, 39427, 45479, 64678, 64970, 78854, 90958, 161695, 197135, 226373, 227395, 275989, 323390, 394270, 452746, 454790, 551978, 1131865, 1379945, 2263730, 2759890, 2878171, 5756342, 14390855, 20147197, 28781710, 40294394, 100735985, 201471970]

約数ペア:

[(1, 201471970), (2, 100735985), (5, 40294394), (7, 28781710), (10, 20147197), (14, 14390855), (35, 5756342), (70, 2878171), (73, 2759890), (89, 2263730), (146, 1379945), (178, 1131865), (365, 551978), (443, 454790), (445, 452746), (511, 394270), (623, 323390), (730, 275989), (886, 227395), (890, 226373), (1022, 197135), (1246, 161695), (2215, 90958), (2555, 78854), (3101, 64970), (3115, 64678), (4430, 45479), (5110, 39427), (6202, 32485), (6230, 32339), (6497, 31010), (12994, 15505)]