30768228

素因数分解:

$2^2\times 3^3\times {\mathrm{431}}^1\times {\mathrm{661}}^1$

素因数の和:1105

約数の個数: 48

約数和(自身を含む): 80075520

約数和(自身を除く): 49307292

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 431, 661, 862, 1293, 1322, 1724, 1983, 2586, 2644, 3879, 3966, 5172, 5949, 7758, 7932, 11637, 11898, 15516, 17847, 23274, 23796, 35694, 46548, 71388, 284891, 569782, 854673, 1139564, 1709346, 2564019, 3418692, 5128038, 7692057, 10256076, 15384114, 30768228]

約数ペア:

[(1, 30768228), (2, 15384114), (3, 10256076), (4, 7692057), (6, 5128038), (9, 3418692), (12, 2564019), (18, 1709346), (27, 1139564), (36, 854673), (54, 569782), (108, 284891), (431, 71388), (661, 46548), (862, 35694), (1293, 23796), (1322, 23274), (1724, 17847), (1983, 15516), (2586, 11898), (2644, 11637), (3879, 7932), (3966, 7758), (5172, 5949)]