778870548

素因数分解:

$2^2\times 3^2\times {\mathrm{107}}^1\times {\mathrm{241}}^1\times {\mathrm{839}}^1$

素因数の和:1197

約数の個数: 72

約数和(自身を含む): 1997835840

約数和(自身を除く): 1218965292

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 107, 214, 241, 321, 428, 482, 642, 723, 839, 963, 964, 1284, 1446, 1678, 1926, 2169, 2517, 2892, 3356, 3852, 4338, 5034, 7551, 8676, 10068, 15102, 25787, 30204, 51574, 77361, 89773, 103148, 154722, 179546, 202199, 232083, 269319, 309444, 359092, 404398, 464166, 538638, 606597, 807957, 808796, 928332, 1077276, 1213194, 1615914, 1819791, 2426388, 3231828, 3639582, 7279164, 21635293, 43270586, 64905879, 86541172, 129811758, 194717637, 259623516, 389435274, 778870548]

約数ペア:

[(1, 778870548), (2, 389435274), (3, 259623516), (4, 194717637), (6, 129811758), (9, 86541172), (12, 64905879), (18, 43270586), (36, 21635293), (107, 7279164), (214, 3639582), (241, 3231828), (321, 2426388), (428, 1819791), (482, 1615914), (642, 1213194), (723, 1077276), (839, 928332), (963, 808796), (964, 807957), (1284, 606597), (1446, 538638), (1678, 464166), (1926, 404398), (2169, 359092), (2517, 309444), (2892, 269319), (3356, 232083), (3852, 202199), (4338, 179546), (5034, 154722), (7551, 103148), (8676, 89773), (10068, 77361), (15102, 51574), (25787, 30204)]