120221816

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5531}}^1$

素因数の和:5580

約数の個数: 64

約数和(自身を含む): 278812800

約数和(自身を除く): 158590984

約数列:

[1, 2, 4, 8, 11, 13, 19, 22, 26, 38, 44, 52, 76, 88, 104, 143, 152, 209, 247, 286, 418, 494, 572, 836, 988, 1144, 1672, 1976, 2717, 5434, 5531, 10868, 11062, 21736, 22124, 44248, 60841, 71903, 105089, 121682, 143806, 210178, 243364, 287612, 420356, 486728, 575224, 790933, 840712, 1155979, 1366157, 1581866, 2311958, 2732314, 3163732, 4623916, 5464628, 6327464, 9247832, 10929256, 15027727, 30055454, 60110908, 120221816]

約数ペア:

[(1, 120221816), (2, 60110908), (4, 30055454), (8, 15027727), (11, 10929256), (13, 9247832), (19, 6327464), (22, 5464628), (26, 4623916), (38, 3163732), (44, 2732314), (52, 2311958), (76, 1581866), (88, 1366157), (104, 1155979), (143, 840712), (152, 790933), (209, 575224), (247, 486728), (286, 420356), (418, 287612), (494, 243364), (572, 210178), (836, 143806), (988, 121682), (1144, 105089), (1672, 71903), (1976, 60841), (2717, 44248), (5434, 22124), (5531, 21736), (10868, 11062)]