144870840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{402419}}^1$

素因数の和:402436

約数の個数: 48

約数和(自身を含む): 470831400

約数和(自身を除く): 325960560

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, 402419, 804838, 1207257, 1609676, 2012095, 2414514, 3219352, 3621771, 4024190, 4829028, 6036285, 7243542, 8048380, 9658056, 12072570, 14487084, 16096760, 18108855, 24145140, 28974168, 36217710, 48290280, 72435420, 144870840]

約数ペア:

[(1, 144870840), (2, 72435420), (3, 48290280), (4, 36217710), (5, 28974168), (6, 24145140), (8, 18108855), (9, 16096760), (10, 14487084), (12, 12072570), (15, 9658056), (18, 8048380), (20, 7243542), (24, 6036285), (30, 4829028), (36, 4024190), (40, 3621771), (45, 3219352), (60, 2414514), (72, 2012095), (90, 1609676), (120, 1207257), (180, 804838), (360, 402419)]