55288680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{431}}^1\times {\mathrm{1069}}^1$

素因数の和:1514

約数の個数: 64

約数和(自身を含む): 166406400

約数和(自身を除く): 111117720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 431, 862, 1069, 1293, 1724, 2138, 2155, 2586, 3207, 3448, 4276, 4310, 5172, 5345, 6414, 6465, 8552, 8620, 10344, 10690, 12828, 12930, 16035, 17240, 21380, 25656, 25860, 32070, 42760, 51720, 64140, 128280, 460739, 921478, 1382217, 1842956, 2303695, 2764434, 3685912, 4607390, 5528868, 6911085, 9214780, 11057736, 13822170, 18429560, 27644340, 55288680]

約数ペア:

[(1, 55288680), (2, 27644340), (3, 18429560), (4, 13822170), (5, 11057736), (6, 9214780), (8, 6911085), (10, 5528868), (12, 4607390), (15, 3685912), (20, 2764434), (24, 2303695), (30, 1842956), (40, 1382217), (60, 921478), (120, 460739), (431, 128280), (862, 64140), (1069, 51720), (1293, 42760), (1724, 32070), (2138, 25860), (2155, 25656), (2586, 21380), (3207, 17240), (3448, 16035), (4276, 12930), (4310, 12828), (5172, 10690), (5345, 10344), (6414, 8620), (6465, 8552)]