208518780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1307}}^1\times {\mathrm{2659}}^1$

素因数の和:3978

約数の個数: 48

約数和(自身を含む): 584519040

約数和(自身を除く): 376000260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1307, 2614, 2659, 3921, 5228, 5318, 6535, 7842, 7977, 10636, 13070, 13295, 15684, 15954, 19605, 26140, 26590, 31908, 39210, 39885, 53180, 78420, 79770, 159540, 3475313, 6950626, 10425939, 13901252, 17376565, 20851878, 34753130, 41703756, 52129695, 69506260, 104259390, 208518780]

約数ペア:

[(1, 208518780), (2, 104259390), (3, 69506260), (4, 52129695), (5, 41703756), (6, 34753130), (10, 20851878), (12, 17376565), (15, 13901252), (20, 10425939), (30, 6950626), (60, 3475313), (1307, 159540), (2614, 79770), (2659, 78420), (3921, 53180), (5228, 39885), (5318, 39210), (6535, 31908), (7842, 26590), (7977, 26140), (10636, 19605), (13070, 15954), (13295, 15684)]