155242220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{38237}}^1$

素因数の和:38282

約数の個数: 48

約数和(自身を含む): 385439040

約数和(自身を除く): 230196820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 38237, 76474, 152948, 191185, 267659, 382370, 535318, 764740, 1070636, 1108873, 1338295, 2217746, 2676590, 4435492, 5353180, 5544365, 7762111, 11088730, 15524222, 22177460, 31048444, 38810555, 77621110, 155242220]

約数ペア:

[(1, 155242220), (2, 77621110), (4, 38810555), (5, 31048444), (7, 22177460), (10, 15524222), (14, 11088730), (20, 7762111), (28, 5544365), (29, 5353180), (35, 4435492), (58, 2676590), (70, 2217746), (116, 1338295), (140, 1108873), (145, 1070636), (203, 764740), (290, 535318), (406, 382370), (580, 267659), (812, 191185), (1015, 152948), (2030, 76474), (4060, 38237)]