81330216

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{4339}}^1$

素因数の和:4430

約数の個数: 64

約数和(自身を含む): 224985600

約数和(自身を除く): 143655384

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 71, 88, 132, 142, 213, 264, 284, 426, 568, 781, 852, 1562, 1704, 2343, 3124, 4339, 4686, 6248, 8678, 9372, 13017, 17356, 18744, 26034, 34712, 47729, 52068, 95458, 104136, 143187, 190916, 286374, 308069, 381832, 572748, 616138, 924207, 1145496, 1232276, 1848414, 2464552, 3388759, 3696828, 6777518, 7393656, 10166277, 13555036, 20332554, 27110072, 40665108, 81330216]

約数ペア:

[(1, 81330216), (2, 40665108), (3, 27110072), (4, 20332554), (6, 13555036), (8, 10166277), (11, 7393656), (12, 6777518), (22, 3696828), (24, 3388759), (33, 2464552), (44, 1848414), (66, 1232276), (71, 1145496), (88, 924207), (132, 616138), (142, 572748), (213, 381832), (264, 308069), (284, 286374), (426, 190916), (568, 143187), (781, 104136), (852, 95458), (1562, 52068), (1704, 47729), (2343, 34712), (3124, 26034), (4339, 18744), (4686, 17356), (6248, 13017), (8678, 9372)]