144464740

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{21059}}^1$

素因数の和:21089

約数の個数: 48

約数和(自身を含む): 353808000

約数和(自身を除く): 209343260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 6860, 21059, 42118, 84236, 105295, 147413, 210590, 294826, 421180, 589652, 737065, 1031891, 1474130, 2063782, 2948260, 4127564, 5159455, 7223237, 10318910, 14446474, 20637820, 28892948, 36116185, 72232370, 144464740]

約数ペア:

[(1, 144464740), (2, 72232370), (4, 36116185), (5, 28892948), (7, 20637820), (10, 14446474), (14, 10318910), (20, 7223237), (28, 5159455), (35, 4127564), (49, 2948260), (70, 2063782), (98, 1474130), (140, 1031891), (196, 737065), (245, 589652), (343, 421180), (490, 294826), (686, 210590), (980, 147413), (1372, 105295), (1715, 84236), (3430, 42118), (6860, 21059)]