81336672

素因数分解:

$2^5\times 3^2\times {\mathrm{109}}^1\times {\mathrm{2591}}^1$

素因数の和:2716

約数の個数: 72

約数和(自身を含む): 233513280

約数和(自身を除く): 152176608

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 109, 144, 218, 288, 327, 436, 654, 872, 981, 1308, 1744, 1962, 2591, 2616, 3488, 3924, 5182, 5232, 7773, 7848, 10364, 10464, 15546, 15696, 20728, 23319, 31092, 31392, 41456, 46638, 62184, 82912, 93276, 124368, 186552, 248736, 282419, 373104, 564838, 746208, 847257, 1129676, 1694514, 2259352, 2541771, 3389028, 4518704, 5083542, 6778056, 9037408, 10167084, 13556112, 20334168, 27112224, 40668336, 81336672]

約数ペア:

[(1, 81336672), (2, 40668336), (3, 27112224), (4, 20334168), (6, 13556112), (8, 10167084), (9, 9037408), (12, 6778056), (16, 5083542), (18, 4518704), (24, 3389028), (32, 2541771), (36, 2259352), (48, 1694514), (72, 1129676), (96, 847257), (109, 746208), (144, 564838), (218, 373104), (288, 282419), (327, 248736), (436, 186552), (654, 124368), (872, 93276), (981, 82912), (1308, 62184), (1744, 46638), (1962, 41456), (2591, 31392), (2616, 31092), (3488, 23319), (3924, 20728), (5182, 15696), (5232, 15546), (7773, 10464), (7848, 10364)]