219499440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{914581}}^1$

素因数の和:914597

約数の個数: 40

約数和(自身を含む): 680449008

約数和(自身を除く): 460949568

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 914581, 1829162, 2743743, 3658324, 4572905, 5487486, 7316648, 9145810, 10974972, 13718715, 14633296, 18291620, 21949944, 27437430, 36583240, 43899888, 54874860, 73166480, 109749720, 219499440]

約数ペア:

[(1, 219499440), (2, 109749720), (3, 73166480), (4, 54874860), (5, 43899888), (6, 36583240), (8, 27437430), (10, 21949944), (12, 18291620), (15, 14633296), (16, 13718715), (20, 10974972), (24, 9145810), (30, 7316648), (40, 5487486), (48, 4572905), (60, 3658324), (80, 2743743), (120, 1829162), (240, 914581)]