81008992764

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{15493}}^1\times {\mathrm{20749}}^1$

素因数の和:36259

約数の個数: 72

約数和(自身を含む): 234052364000

約数和(自身を除く): 153043371236

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 15493, 20749, 30986, 41498, 46479, 61972, 62247, 82996, 92958, 108451, 124494, 139437, 145243, 185916, 186741, 216902, 248988, 278874, 290486, 325353, 373482, 433804, 435729, 557748, 580972, 650706, 746964, 871458, 976059, 1301412, 1307187, 1742916, 1952118, 2614374, 3904236, 5228748, 321464257, 642928514, 964392771, 1285857028, 1928785542, 2250249799, 2893178313, 3857571084, 4500499598, 5786356626, 6750749397, 9000999196, 11572713252, 13501498794, 20252248191, 27002997588, 40504496382, 81008992764]

約数ペア:

[(1, 81008992764), (2, 40504496382), (3, 27002997588), (4, 20252248191), (6, 13501498794), (7, 11572713252), (9, 9000999196), (12, 6750749397), (14, 5786356626), (18, 4500499598), (21, 3857571084), (28, 2893178313), (36, 2250249799), (42, 1928785542), (63, 1285857028), (84, 964392771), (126, 642928514), (252, 321464257), (15493, 5228748), (20749, 3904236), (30986, 2614374), (41498, 1952118), (46479, 1742916), (61972, 1307187), (62247, 1301412), (82996, 976059), (92958, 871458), (108451, 746964), (124494, 650706), (139437, 580972), (145243, 557748), (185916, 435729), (186741, 433804), (216902, 373482), (248988, 325353), (278874, 290486)]