399242100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{30949}}^1$

素因数の和:31009

約数の個数: 72

約数和(自身を含む): 1182042400

約数和(自身を除く): 782800300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 43, 50, 60, 75, 86, 100, 129, 150, 172, 215, 258, 300, 430, 516, 645, 860, 1075, 1290, 2150, 2580, 3225, 4300, 6450, 12900, 30949, 61898, 92847, 123796, 154745, 185694, 309490, 371388, 464235, 618980, 773725, 928470, 1330807, 1547450, 1856940, 2321175, 2661614, 3094900, 3992421, 4642350, 5323228, 6654035, 7984842, 9284700, 13308070, 15969684, 19962105, 26616140, 33270175, 39924210, 66540350, 79848420, 99810525, 133080700, 199621050, 399242100]

約数ペア:

[(1, 399242100), (2, 199621050), (3, 133080700), (4, 99810525), (5, 79848420), (6, 66540350), (10, 39924210), (12, 33270175), (15, 26616140), (20, 19962105), (25, 15969684), (30, 13308070), (43, 9284700), (50, 7984842), (60, 6654035), (75, 5323228), (86, 4642350), (100, 3992421), (129, 3094900), (150, 2661614), (172, 2321175), (215, 1856940), (258, 1547450), (300, 1330807), (430, 928470), (516, 773725), (645, 618980), (860, 464235), (1075, 371388), (1290, 309490), (2150, 185694), (2580, 154745), (3225, 123796), (4300, 92847), (6450, 61898), (12900, 30949)]