64788420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{709}}^1\times {\mathrm{1523}}^1$

素因数の和:2244

約数の個数: 48

約数和(自身を含む): 181782720

約数和(自身を除く): 116994300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 709, 1418, 1523, 2127, 2836, 3046, 3545, 4254, 4569, 6092, 7090, 7615, 8508, 9138, 10635, 14180, 15230, 18276, 21270, 22845, 30460, 42540, 45690, 91380, 1079807, 2159614, 3239421, 4319228, 5399035, 6478842, 10798070, 12957684, 16197105, 21596140, 32394210, 64788420]

約数ペア:

[(1, 64788420), (2, 32394210), (3, 21596140), (4, 16197105), (5, 12957684), (6, 10798070), (10, 6478842), (12, 5399035), (15, 4319228), (20, 3239421), (30, 2159614), (60, 1079807), (709, 91380), (1418, 45690), (1523, 42540), (2127, 30460), (2836, 22845), (3046, 21270), (3545, 18276), (4254, 15230), (4569, 14180), (6092, 10635), (7090, 9138), (7615, 8508)]