31997880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{88883}}^1$

素因数の和:88900

約数の個数: 48

約数和(自身を含む): 103994280

約数和(自身を除く): 71996400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 88883, 177766, 266649, 355532, 444415, 533298, 711064, 799947, 888830, 1066596, 1333245, 1599894, 1777660, 2133192, 2666490, 3199788, 3555320, 3999735, 5332980, 6399576, 7999470, 10665960, 15998940, 31997880]

約数ペア:

[(1, 31997880), (2, 15998940), (3, 10665960), (4, 7999470), (5, 6399576), (6, 5332980), (8, 3999735), (9, 3555320), (10, 3199788), (12, 2666490), (15, 2133192), (18, 1777660), (20, 1599894), (24, 1333245), (30, 1066596), (36, 888830), (40, 799947), (45, 711064), (60, 533298), (72, 444415), (90, 355532), (120, 266649), (180, 177766), (360, 88883)]