401376720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1151}}^1\times {\mathrm{1453}}^1$

素因数の和:2620

約数の個数: 80

約数和(自身を含む): 1246205952

約数和(自身を除く): 844829232

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1151, 1453, 2302, 2906, 3453, 4359, 4604, 5755, 5812, 6906, 7265, 8718, 9208, 11510, 11624, 13812, 14530, 17265, 17436, 18416, 21795, 23020, 23248, 27624, 29060, 34530, 34872, 43590, 46040, 55248, 58120, 69060, 69744, 87180, 92080, 116240, 138120, 174360, 276240, 348720, 1672403, 3344806, 5017209, 6689612, 8362015, 10034418, 13379224, 16724030, 20068836, 25086045, 26758448, 33448060, 40137672, 50172090, 66896120, 80275344, 100344180, 133792240, 200688360, 401376720]

約数ペア:

[(1, 401376720), (2, 200688360), (3, 133792240), (4, 100344180), (5, 80275344), (6, 66896120), (8, 50172090), (10, 40137672), (12, 33448060), (15, 26758448), (16, 25086045), (20, 20068836), (24, 16724030), (30, 13379224), (40, 10034418), (48, 8362015), (60, 6689612), (80, 5017209), (120, 3344806), (240, 1672403), (1151, 348720), (1453, 276240), (2302, 174360), (2906, 138120), (3453, 116240), (4359, 92080), (4604, 87180), (5755, 69744), (5812, 69060), (6906, 58120), (7265, 55248), (8718, 46040), (9208, 43590), (11510, 34872), (11624, 34530), (13812, 29060), (14530, 27624), (17265, 23248), (17436, 23020), (18416, 21795)]