199709040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{832121}}^1$

素因数の和:832137

約数の個数: 40

約数和(自身を含む): 619098768

約数和(自身を除く): 419389728

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 832121, 1664242, 2496363, 3328484, 4160605, 4992726, 6656968, 8321210, 9985452, 12481815, 13313936, 16642420, 19970904, 24963630, 33284840, 39941808, 49927260, 66569680, 99854520, 199709040]

約数ペア:

[(1, 199709040), (2, 99854520), (3, 66569680), (4, 49927260), (5, 39941808), (6, 33284840), (8, 24963630), (10, 19970904), (12, 16642420), (15, 13313936), (16, 12481815), (20, 9985452), (24, 8321210), (30, 6656968), (40, 4992726), (48, 4160605), (60, 3328484), (80, 2496363), (120, 1664242), (240, 832121)]