138131340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{21121}}^1$

素因数の和:21242

約数の個数: 48

約数和(自身を含む): 390334560

約数和(自身を除く): 252203220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 109, 218, 327, 436, 545, 654, 1090, 1308, 1635, 2180, 3270, 6540, 21121, 42242, 63363, 84484, 105605, 126726, 211210, 253452, 316815, 422420, 633630, 1267260, 2302189, 4604378, 6906567, 9208756, 11510945, 13813134, 23021890, 27626268, 34532835, 46043780, 69065670, 138131340]

約数ペア:

[(1, 138131340), (2, 69065670), (3, 46043780), (4, 34532835), (5, 27626268), (6, 23021890), (10, 13813134), (12, 11510945), (15, 9208756), (20, 6906567), (30, 4604378), (60, 2302189), (109, 1267260), (218, 633630), (327, 422420), (436, 316815), (545, 253452), (654, 211210), (1090, 126726), (1308, 105605), (1635, 84484), (2180, 63363), (3270, 42242), (6540, 21121)]