71542740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{983}}^1\times {\mathrm{1213}}^1$

素因数の和:2208

約数の個数: 48

約数和(自身を含む): 200688768

約数和(自身を除く): 129146028

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 983, 1213, 1966, 2426, 2949, 3639, 3932, 4852, 4915, 5898, 6065, 7278, 9830, 11796, 12130, 14556, 14745, 18195, 19660, 24260, 29490, 36390, 58980, 72780, 1192379, 2384758, 3577137, 4769516, 5961895, 7154274, 11923790, 14308548, 17885685, 23847580, 35771370, 71542740]

約数ペア:

[(1, 71542740), (2, 35771370), (3, 23847580), (4, 17885685), (5, 14308548), (6, 11923790), (10, 7154274), (12, 5961895), (15, 4769516), (20, 3577137), (30, 2384758), (60, 1192379), (983, 72780), (1213, 58980), (1966, 36390), (2426, 29490), (2949, 24260), (3639, 19660), (3932, 18195), (4852, 14745), (4915, 14556), (5898, 12130), (6065, 11796), (7278, 9830)]