275108540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{347}}^1\times {\mathrm{809}}^1$

素因数の和:1179

約数の個数: 72

約数和(自身を含む): 674820720

約数和(自身を除く): 399712180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 347, 490, 694, 809, 980, 1388, 1618, 1735, 2429, 3236, 3470, 4045, 4858, 5663, 6940, 8090, 9716, 11326, 12145, 16180, 17003, 22652, 24290, 28315, 34006, 39641, 48580, 56630, 68012, 79282, 85015, 113260, 158564, 170030, 198205, 280723, 340060, 396410, 561446, 792820, 1122892, 1403615, 1965061, 2807230, 3930122, 5614460, 7860244, 9825305, 13755427, 19650610, 27510854, 39301220, 55021708, 68777135, 137554270, 275108540]

約数ペア:

[(1, 275108540), (2, 137554270), (4, 68777135), (5, 55021708), (7, 39301220), (10, 27510854), (14, 19650610), (20, 13755427), (28, 9825305), (35, 7860244), (49, 5614460), (70, 3930122), (98, 2807230), (140, 1965061), (196, 1403615), (245, 1122892), (347, 792820), (490, 561446), (694, 396410), (809, 340060), (980, 280723), (1388, 198205), (1618, 170030), (1735, 158564), (2429, 113260), (3236, 85015), (3470, 79282), (4045, 68012), (4858, 56630), (5663, 48580), (6940, 39641), (8090, 34006), (9716, 28315), (11326, 24290), (12145, 22652), (16180, 17003)]