78700680

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{72871}}^1$

素因数の和:72891

約数の個数: 64

約数和(自身を含む): 262339200

約数和(自身を除く): 183638520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 72871, 145742, 218613, 291484, 364355, 437226, 582968, 655839, 728710, 874452, 1093065, 1311678, 1457420, 1748904, 1967517, 2186130, 2623356, 2914840, 3279195, 3935034, 4372260, 5246712, 6558390, 7870068, 8744520, 9837585, 13116780, 15740136, 19675170, 26233560, 39350340, 78700680]

約数ペア:

[(1, 78700680), (2, 39350340), (3, 26233560), (4, 19675170), (5, 15740136), (6, 13116780), (8, 9837585), (9, 8744520), (10, 7870068), (12, 6558390), (15, 5246712), (18, 4372260), (20, 3935034), (24, 3279195), (27, 2914840), (30, 2623356), (36, 2186130), (40, 1967517), (45, 1748904), (54, 1457420), (60, 1311678), (72, 1093065), (90, 874452), (108, 728710), (120, 655839), (135, 582968), (180, 437226), (216, 364355), (270, 291484), (360, 218613), (540, 145742), (1080, 72871)]