213860940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{3709}}^1$

素因数の和:3783

約数の個数: 72

約数和(自身を含む): 618917040

約数和(自身を除く): 405056100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 961, 1860, 1922, 2883, 3709, 3844, 4805, 5766, 7418, 9610, 11127, 11532, 14415, 14836, 18545, 19220, 22254, 28830, 37090, 44508, 55635, 57660, 74180, 111270, 114979, 222540, 229958, 344937, 459916, 574895, 689874, 1149790, 1379748, 1724685, 2299580, 3449370, 3564349, 6898740, 7128698, 10693047, 14257396, 17821745, 21386094, 35643490, 42772188, 53465235, 71286980, 106930470, 213860940]

約数ペア:

[(1, 213860940), (2, 106930470), (3, 71286980), (4, 53465235), (5, 42772188), (6, 35643490), (10, 21386094), (12, 17821745), (15, 14257396), (20, 10693047), (30, 7128698), (31, 6898740), (60, 3564349), (62, 3449370), (93, 2299580), (124, 1724685), (155, 1379748), (186, 1149790), (310, 689874), (372, 574895), (465, 459916), (620, 344937), (930, 229958), (961, 222540), (1860, 114979), (1922, 111270), (2883, 74180), (3709, 57660), (3844, 55635), (4805, 44508), (5766, 37090), (7418, 28830), (9610, 22254), (11127, 19220), (11532, 18545), (14415, 14836)]