718278480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{997609}}^1$

素因数の和:997628

約数の個数: 60

約数和(自身を含む): 2412220980

約数和(自身を除く): 1693942500

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 997609, 1995218, 2992827, 3990436, 4988045, 5985654, 7980872, 8978481, 9976090, 11971308, 14964135, 15961744, 17956962, 19952180, 23942616, 29928270, 35913924, 39904360, 44892405, 47885232, 59856540, 71827848, 79808720, 89784810, 119713080, 143655696, 179569620, 239426160, 359139240, 718278480]

約数ペア:

[(1, 718278480), (2, 359139240), (3, 239426160), (4, 179569620), (5, 143655696), (6, 119713080), (8, 89784810), (9, 79808720), (10, 71827848), (12, 59856540), (15, 47885232), (16, 44892405), (18, 39904360), (20, 35913924), (24, 29928270), (30, 23942616), (36, 19952180), (40, 17956962), (45, 15961744), (48, 14964135), (60, 11971308), (72, 9976090), (80, 8978481), (90, 7980872), (120, 5985654), (144, 4988045), (180, 3990436), (240, 2992827), (360, 1995218), (720, 997609)]