78121080

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{217003}}^1$

素因数の和:217020

約数の個数: 48

約数和(自身を含む): 253894680

約数和(自身を除く): 175773600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 217003, 434006, 651009, 868012, 1085015, 1302018, 1736024, 1953027, 2170030, 2604036, 3255045, 3906054, 4340060, 5208072, 6510090, 7812108, 8680120, 9765135, 13020180, 15624216, 19530270, 26040360, 39060540, 78121080]

約数ペア:

[(1, 78121080), (2, 39060540), (3, 26040360), (4, 19530270), (5, 15624216), (6, 13020180), (8, 9765135), (9, 8680120), (10, 7812108), (12, 6510090), (15, 5208072), (18, 4340060), (20, 3906054), (24, 3255045), (30, 2604036), (36, 2170030), (40, 1953027), (45, 1736024), (60, 1302018), (72, 1085015), (90, 868012), (120, 651009), (180, 434006), (360, 217003)]