148874740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{2081}}^1$

素因数の和:2177

約数の個数: 72

約数和(自身を含む): 368838792

約数和(自身を除く): 219964052

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 73, 98, 140, 146, 196, 245, 292, 365, 490, 511, 730, 980, 1022, 1460, 2044, 2081, 2555, 3577, 4162, 5110, 7154, 8324, 10220, 10405, 14308, 14567, 17885, 20810, 29134, 35770, 41620, 58268, 71540, 72835, 101969, 145670, 151913, 203938, 291340, 303826, 407876, 509845, 607652, 759565, 1019690, 1063391, 1519130, 2039380, 2126782, 3038260, 4253564, 5316955, 7443737, 10633910, 14887474, 21267820, 29774948, 37218685, 74437370, 148874740]

約数ペア:

[(1, 148874740), (2, 74437370), (4, 37218685), (5, 29774948), (7, 21267820), (10, 14887474), (14, 10633910), (20, 7443737), (28, 5316955), (35, 4253564), (49, 3038260), (70, 2126782), (73, 2039380), (98, 1519130), (140, 1063391), (146, 1019690), (196, 759565), (245, 607652), (292, 509845), (365, 407876), (490, 303826), (511, 291340), (730, 203938), (980, 151913), (1022, 145670), (1460, 101969), (2044, 72835), (2081, 71540), (2555, 58268), (3577, 41620), (4162, 35770), (5110, 29134), (7154, 20810), (8324, 17885), (10220, 14567), (10405, 14308)]