70872420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{661}}^1\times {\mathrm{1787}}^1$

素因数の和:2460

約数の個数: 48

約数和(自身を含む): 198854208

約数和(自身を除く): 127981788

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 661, 1322, 1787, 1983, 2644, 3305, 3574, 3966, 5361, 6610, 7148, 7932, 8935, 9915, 10722, 13220, 17870, 19830, 21444, 26805, 35740, 39660, 53610, 107220, 1181207, 2362414, 3543621, 4724828, 5906035, 7087242, 11812070, 14174484, 17718105, 23624140, 35436210, 70872420]

約数ペア:

[(1, 70872420), (2, 35436210), (3, 23624140), (4, 17718105), (5, 14174484), (6, 11812070), (10, 7087242), (12, 5906035), (15, 4724828), (20, 3543621), (30, 2362414), (60, 1181207), (661, 107220), (1322, 53610), (1787, 39660), (1983, 35740), (2644, 26805), (3305, 21444), (3574, 19830), (3966, 17870), (5361, 13220), (6610, 10722), (7148, 9915), (7932, 8935)]