722226888

素因数分解:

$2^3\times 3^3\times {\mathrm{107}}^1\times {\mathrm{31249}}^1$

素因数の和:31371

約数の個数: 64

約数和(自身を含む): 2025000000

約数和(自身を除く): 1302773112

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 107, 108, 214, 216, 321, 428, 642, 856, 963, 1284, 1926, 2568, 2889, 3852, 5778, 7704, 11556, 23112, 31249, 62498, 93747, 124996, 187494, 249992, 281241, 374988, 562482, 749976, 843723, 1124964, 1687446, 2249928, 3343643, 3374892, 6687286, 6749784, 10030929, 13374572, 20061858, 26749144, 30092787, 40123716, 60185574, 80247432, 90278361, 120371148, 180556722, 240742296, 361113444, 722226888]

約数ペア:

[(1, 722226888), (2, 361113444), (3, 240742296), (4, 180556722), (6, 120371148), (8, 90278361), (9, 80247432), (12, 60185574), (18, 40123716), (24, 30092787), (27, 26749144), (36, 20061858), (54, 13374572), (72, 10030929), (107, 6749784), (108, 6687286), (214, 3374892), (216, 3343643), (321, 2249928), (428, 1687446), (642, 1124964), (856, 843723), (963, 749976), (1284, 562482), (1926, 374988), (2568, 281241), (2889, 249992), (3852, 187494), (5778, 124996), (7704, 93747), (11556, 62498), (23112, 31249)]