320812488

素因数分解:

$2^3\times 3^6\times {\mathrm{55009}}^1$

素因数の和:55033

約数の個数: 56

約数和(自身を含む): 901888950

約数和(自身を除く): 581076462

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 486, 648, 729, 972, 1458, 1944, 2916, 5832, 55009, 110018, 165027, 220036, 330054, 440072, 495081, 660108, 990162, 1320216, 1485243, 1980324, 2970486, 3960648, 4455729, 5940972, 8911458, 11881944, 13367187, 17822916, 26734374, 35645832, 40101561, 53468748, 80203122, 106937496, 160406244, 320812488]

約数ペア:

[(1, 320812488), (2, 160406244), (3, 106937496), (4, 80203122), (6, 53468748), (8, 40101561), (9, 35645832), (12, 26734374), (18, 17822916), (24, 13367187), (27, 11881944), (36, 8911458), (54, 5940972), (72, 4455729), (81, 3960648), (108, 2970486), (162, 1980324), (216, 1485243), (243, 1320216), (324, 990162), (486, 660108), (648, 495081), (729, 440072), (972, 330054), (1458, 220036), (1944, 165027), (2916, 110018), (5832, 55009)]