21801120

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4129}}^1$

素因数の和:4158

約数の個数: 96

約数和(自身を含む): 74934720

約数和(自身を除く): 53133600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 66, 80, 88, 96, 110, 120, 132, 160, 165, 176, 220, 240, 264, 330, 352, 440, 480, 528, 660, 880, 1056, 1320, 1760, 2640, 4129, 5280, 8258, 12387, 16516, 20645, 24774, 33032, 41290, 45419, 49548, 61935, 66064, 82580, 90838, 99096, 123870, 132128, 136257, 165160, 181676, 198192, 227095, 247740, 272514, 330320, 363352, 396384, 454190, 495480, 545028, 660640, 681285, 726704, 908380, 990960, 1090056, 1362570, 1453408, 1816760, 1981920, 2180112, 2725140, 3633520, 4360224, 5450280, 7267040, 10900560, 21801120]

約数ペア:

[(1, 21801120), (2, 10900560), (3, 7267040), (4, 5450280), (5, 4360224), (6, 3633520), (8, 2725140), (10, 2180112), (11, 1981920), (12, 1816760), (15, 1453408), (16, 1362570), (20, 1090056), (22, 990960), (24, 908380), (30, 726704), (32, 681285), (33, 660640), (40, 545028), (44, 495480), (48, 454190), (55, 396384), (60, 363352), (66, 330320), (80, 272514), (88, 247740), (96, 227095), (110, 198192), (120, 181676), (132, 165160), (160, 136257), (165, 132128), (176, 123870), (220, 99096), (240, 90838), (264, 82580), (330, 66064), (352, 61935), (440, 49548), (480, 45419), (528, 41290), (660, 33032), (880, 24774), (1056, 20645), (1320, 16516), (1760, 12387), (2640, 8258), (4129, 5280)]