66711870

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1171}}^1$

素因数の和:1398

約数の個数: 64

約数和(自身を含む): 178894080

約数和(自身を除く): 112182210

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 211, 270, 422, 633, 1055, 1171, 1266, 1899, 2110, 2342, 3165, 3513, 3798, 5697, 5855, 6330, 7026, 9495, 10539, 11394, 11710, 17565, 18990, 21078, 28485, 31617, 35130, 52695, 56970, 63234, 105390, 158085, 247081, 316170, 494162, 741243, 1235405, 1482486, 2223729, 2470810, 3706215, 4447458, 6671187, 7412430, 11118645, 13342374, 22237290, 33355935, 66711870]

約数ペア:

[(1, 66711870), (2, 33355935), (3, 22237290), (5, 13342374), (6, 11118645), (9, 7412430), (10, 6671187), (15, 4447458), (18, 3706215), (27, 2470810), (30, 2223729), (45, 1482486), (54, 1235405), (90, 741243), (135, 494162), (211, 316170), (270, 247081), (422, 158085), (633, 105390), (1055, 63234), (1171, 56970), (1266, 52695), (1899, 35130), (2110, 31617), (2342, 28485), (3165, 21078), (3513, 18990), (3798, 17565), (5697, 11710), (5855, 11394), (6330, 10539), (7026, 9495)]