215393460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{661}}^1\times {\mathrm{5431}}^1$

素因数の和:6104

約数の個数: 48

約数和(自身を含む): 604125312

約数和(自身を除く): 388731852

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 661, 1322, 1983, 2644, 3305, 3966, 5431, 6610, 7932, 9915, 10862, 13220, 16293, 19830, 21724, 27155, 32586, 39660, 54310, 65172, 81465, 108620, 162930, 325860, 3589891, 7179782, 10769673, 14359564, 17949455, 21539346, 35898910, 43078692, 53848365, 71797820, 107696730, 215393460]

約数ペア:

[(1, 215393460), (2, 107696730), (3, 71797820), (4, 53848365), (5, 43078692), (6, 35898910), (10, 21539346), (12, 17949455), (15, 14359564), (20, 10769673), (30, 7179782), (60, 3589891), (661, 325860), (1322, 162930), (1983, 108620), (2644, 81465), (3305, 65172), (3966, 54310), (5431, 39660), (6610, 32586), (7932, 27155), (9915, 21724), (10862, 19830), (13220, 16293)]