56581680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{431}}^1\times {\mathrm{547}}^1$

素因数の和:994

約数の個数: 80

約数和(自身を含む): 176131584

約数和(自身を除く): 119549904

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 431, 547, 862, 1094, 1293, 1641, 1724, 2155, 2188, 2586, 2735, 3282, 3448, 4310, 4376, 5172, 5470, 6465, 6564, 6896, 8205, 8620, 8752, 10344, 10940, 12930, 13128, 16410, 17240, 20688, 21880, 25860, 26256, 32820, 34480, 43760, 51720, 65640, 103440, 131280, 235757, 471514, 707271, 943028, 1178785, 1414542, 1886056, 2357570, 2829084, 3536355, 3772112, 4715140, 5658168, 7072710, 9430280, 11316336, 14145420, 18860560, 28290840, 56581680]

約数ペア:

[(1, 56581680), (2, 28290840), (3, 18860560), (4, 14145420), (5, 11316336), (6, 9430280), (8, 7072710), (10, 5658168), (12, 4715140), (15, 3772112), (16, 3536355), (20, 2829084), (24, 2357570), (30, 1886056), (40, 1414542), (48, 1178785), (60, 943028), (80, 707271), (120, 471514), (240, 235757), (431, 131280), (547, 103440), (862, 65640), (1094, 51720), (1293, 43760), (1641, 34480), (1724, 32820), (2155, 26256), (2188, 25860), (2586, 21880), (2735, 20688), (3282, 17240), (3448, 16410), (4310, 13128), (4376, 12930), (5172, 10940), (5470, 10344), (6465, 8752), (6564, 8620), (6896, 8205)]