149304820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{17483}}^1$

素因数の和:17560

約数の個数: 48

約数和(自身を含む): 364226688

約数和(自身を除く): 214921868

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 427, 610, 854, 1220, 1708, 2135, 4270, 8540, 17483, 34966, 69932, 87415, 122381, 174830, 244762, 349660, 489524, 611905, 1066463, 1223810, 2132926, 2447620, 4265852, 5332315, 7465241, 10664630, 14930482, 21329260, 29860964, 37326205, 74652410, 149304820]

約数ペア:

[(1, 149304820), (2, 74652410), (4, 37326205), (5, 29860964), (7, 21329260), (10, 14930482), (14, 10664630), (20, 7465241), (28, 5332315), (35, 4265852), (61, 2447620), (70, 2132926), (122, 1223810), (140, 1066463), (244, 611905), (305, 489524), (427, 349660), (610, 244762), (854, 174830), (1220, 122381), (1708, 87415), (2135, 69932), (4270, 34966), (8540, 17483)]