208067580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{165133}}^1$

素因数の和:165155

約数の個数: 72

約数和(自身を含む): 721305312

約数和(自身を除く): 513237732

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 165133, 330266, 495399, 660532, 825665, 990798, 1155931, 1486197, 1651330, 1981596, 2311862, 2476995, 2972394, 3302660, 3467793, 4623724, 4953990, 5779655, 5944788, 6935586, 7430985, 9907980, 10403379, 11559310, 13871172, 14861970, 17338965, 20806758, 23118620, 29723940, 34677930, 41613516, 52016895, 69355860, 104033790, 208067580]

約数ペア:

[(1, 208067580), (2, 104033790), (3, 69355860), (4, 52016895), (5, 41613516), (6, 34677930), (7, 29723940), (9, 23118620), (10, 20806758), (12, 17338965), (14, 14861970), (15, 13871172), (18, 11559310), (20, 10403379), (21, 9907980), (28, 7430985), (30, 6935586), (35, 5944788), (36, 5779655), (42, 4953990), (45, 4623724), (60, 3467793), (63, 3302660), (70, 2972394), (84, 2476995), (90, 2311862), (105, 1981596), (126, 1651330), (140, 1486197), (180, 1155931), (210, 990798), (252, 825665), (315, 660532), (420, 495399), (630, 330266), (1260, 165133)]