15990888

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{491}}^1$

素因数の和:582

約数の個数: 64

約数和(自身を含む): 42508800

約数和(自身を除く): 26517912

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 46, 59, 69, 92, 118, 138, 177, 184, 236, 276, 354, 472, 491, 552, 708, 982, 1357, 1416, 1473, 1964, 2714, 2946, 3928, 4071, 5428, 5892, 8142, 10856, 11293, 11784, 16284, 22586, 28969, 32568, 33879, 45172, 57938, 67758, 86907, 90344, 115876, 135516, 173814, 231752, 271032, 347628, 666287, 695256, 1332574, 1998861, 2665148, 3997722, 5330296, 7995444, 15990888]

約数ペア:

[(1, 15990888), (2, 7995444), (3, 5330296), (4, 3997722), (6, 2665148), (8, 1998861), (12, 1332574), (23, 695256), (24, 666287), (46, 347628), (59, 271032), (69, 231752), (92, 173814), (118, 135516), (138, 115876), (177, 90344), (184, 86907), (236, 67758), (276, 57938), (354, 45172), (472, 33879), (491, 32568), (552, 28969), (708, 22586), (982, 16284), (1357, 11784), (1416, 11293), (1473, 10856), (1964, 8142), (2714, 5892), (2946, 5428), (3928, 4071)]