81513989064

素因数分解:

$2^3\times 3^4\times {\mathrm{139}}^1\times {\mathrm{904987}}^1$

素因数の和:905144

約数の個数: 80

約数和(自身を含む): 229957450800

約数和(自身を除く): 148443461736

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 139, 162, 216, 278, 324, 417, 556, 648, 834, 1112, 1251, 1668, 2502, 3336, 3753, 5004, 7506, 10008, 11259, 15012, 22518, 30024, 45036, 90072, 904987, 1809974, 2714961, 3619948, 5429922, 7239896, 8144883, 10859844, 16289766, 21719688, 24434649, 32579532, 48869298, 65159064, 73303947, 97738596, 125793193, 146607894, 195477192, 251586386, 293215788, 377379579, 503172772, 586431576, 754759158, 1006345544, 1132138737, 1509518316, 2264277474, 3019036632, 3396416211, 4528554948, 6792832422, 9057109896, 10189248633, 13585664844, 20378497266, 27171329688, 40756994532, 81513989064]

約数ペア:

[(1, 81513989064), (2, 40756994532), (3, 27171329688), (4, 20378497266), (6, 13585664844), (8, 10189248633), (9, 9057109896), (12, 6792832422), (18, 4528554948), (24, 3396416211), (27, 3019036632), (36, 2264277474), (54, 1509518316), (72, 1132138737), (81, 1006345544), (108, 754759158), (139, 586431576), (162, 503172772), (216, 377379579), (278, 293215788), (324, 251586386), (417, 195477192), (556, 146607894), (648, 125793193), (834, 97738596), (1112, 73303947), (1251, 65159064), (1668, 48869298), (2502, 32579532), (3336, 24434649), (3753, 21719688), (5004, 16289766), (7506, 10859844), (10008, 8144883), (11259, 7239896), (15012, 5429922), (22518, 3619948), (30024, 2714961), (45036, 1809974), (90072, 904987)]