78360660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{62191}}^1$

素因数の和:62213

約数の個数: 72

約数和(自身を含む): 271654656

約数和(自身を除く): 193293996

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, 62191, 124382, 186573, 248764, 310955, 373146, 435337, 559719, 621910, 746292, 870674, 932865, 1119438, 1243820, 1306011, 1741348, 1865730, 2176685, 2238876, 2612022, 2798595, 3731460, 3918033, 4353370, 5224044, 5597190, 6530055, 7836066, 8706740, 11194380, 13060110, 15672132, 19590165, 26120220, 39180330, 78360660]

約数ペア:

[(1, 78360660), (2, 39180330), (3, 26120220), (4, 19590165), (5, 15672132), (6, 13060110), (7, 11194380), (9, 8706740), (10, 7836066), (12, 6530055), (14, 5597190), (15, 5224044), (18, 4353370), (20, 3918033), (21, 3731460), (28, 2798595), (30, 2612022), (35, 2238876), (36, 2176685), (42, 1865730), (45, 1741348), (60, 1306011), (63, 1243820), (70, 1119438), (84, 932865), (90, 870674), (105, 746292), (126, 621910), (140, 559719), (180, 435337), (210, 373146), (252, 310955), (315, 248764), (420, 186573), (630, 124382), (1260, 62191)]