28368120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{21491}}^1$

素因数の和:21516

約数の個数: 64

約数和(自身を含む): 92845440

約数和(自身を除く): 64477320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 21491, 42982, 64473, 85964, 107455, 128946, 171928, 214910, 236401, 257892, 322365, 429820, 472802, 515784, 644730, 709203, 859640, 945604, 1182005, 1289460, 1418406, 1891208, 2364010, 2578920, 2836812, 3546015, 4728020, 5673624, 7092030, 9456040, 14184060, 28368120]

約数ペア:

[(1, 28368120), (2, 14184060), (3, 9456040), (4, 7092030), (5, 5673624), (6, 4728020), (8, 3546015), (10, 2836812), (11, 2578920), (12, 2364010), (15, 1891208), (20, 1418406), (22, 1289460), (24, 1182005), (30, 945604), (33, 859640), (40, 709203), (44, 644730), (55, 515784), (60, 472802), (66, 429820), (88, 322365), (110, 257892), (120, 236401), (132, 214910), (165, 171928), (220, 128946), (264, 107455), (330, 85964), (440, 64473), (660, 42982), (1320, 21491)]