149807620

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{1493}}^1$

素因数の和:1704

約数の個数: 48

約数和(自身を含む): 327544560

約数和(自身を除く): 177736940

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 173, 290, 346, 580, 692, 865, 1493, 1730, 2986, 3460, 5017, 5972, 7465, 10034, 14930, 20068, 25085, 29860, 43297, 50170, 86594, 100340, 173188, 216485, 258289, 432970, 516578, 865940, 1033156, 1291445, 2582890, 5165780, 7490381, 14980762, 29961524, 37451905, 74903810, 149807620]

約数ペア:

[(1, 149807620), (2, 74903810), (4, 37451905), (5, 29961524), (10, 14980762), (20, 7490381), (29, 5165780), (58, 2582890), (116, 1291445), (145, 1033156), (173, 865940), (290, 516578), (346, 432970), (580, 258289), (692, 216485), (865, 173188), (1493, 100340), (1730, 86594), (2986, 50170), (3460, 43297), (5017, 29860), (5972, 25085), (7465, 20068), (10034, 14930)]