65909520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{91541}}^1$

素因数の和:91560

約数の個数: 60

約数和(自身を含む): 221348556

約数和(自身を除く): 155439036

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 91541, 183082, 274623, 366164, 457705, 549246, 732328, 823869, 915410, 1098492, 1373115, 1464656, 1647738, 1830820, 2196984, 2746230, 3295476, 3661640, 4119345, 4393968, 5492460, 6590952, 7323280, 8238690, 10984920, 13181904, 16477380, 21969840, 32954760, 65909520]

約数ペア:

[(1, 65909520), (2, 32954760), (3, 21969840), (4, 16477380), (5, 13181904), (6, 10984920), (8, 8238690), (9, 7323280), (10, 6590952), (12, 5492460), (15, 4393968), (16, 4119345), (18, 3661640), (20, 3295476), (24, 2746230), (30, 2196984), (36, 1830820), (40, 1647738), (45, 1464656), (48, 1373115), (60, 1098492), (72, 915410), (80, 823869), (90, 732328), (120, 549246), (144, 457705), (180, 366164), (240, 274623), (360, 183082), (720, 91541)]