78496740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{62299}}^1$

素因数の和:62321

約数の個数: 72

約数和(自身を含む): 272126400

約数和(自身を除く): 193629660

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 62299, 124598, 186897, 249196, 311495, 373794, 436093, 560691, 622990, 747588, 872186, 934485, 1121382, 1245980, 1308279, 1744372, 1868970, 2180465, 2242764, 2616558, 2803455, 3737940, 3924837, 4360930, 5233116, 5606910, 6541395, 7849674, 8721860, 11213820, 13082790, 15699348, 19624185, 26165580, 39248370, 78496740]

約数ペア:

[(1, 78496740), (2, 39248370), (3, 26165580), (4, 19624185), (5, 15699348), (6, 13082790), (7, 11213820), (9, 8721860), (10, 7849674), (12, 6541395), (14, 5606910), (15, 5233116), (18, 4360930), (20, 3924837), (21, 3737940), (28, 2803455), (30, 2616558), (35, 2242764), (36, 2180465), (42, 1868970), (45, 1744372), (60, 1308279), (63, 1245980), (70, 1121382), (84, 934485), (90, 872186), (105, 747588), (126, 622990), (140, 560691), (180, 436093), (210, 373794), (252, 311495), (315, 249196), (420, 186897), (630, 124598), (1260, 62299)]