664752

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{1259}}^1$

素因数の和:1281

約数の個数: 40

約数和(自身を含む): 1874880

約数和(自身を除く): 1210128

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 132, 176, 264, 528, 1259, 2518, 3777, 5036, 7554, 10072, 13849, 15108, 20144, 27698, 30216, 41547, 55396, 60432, 83094, 110792, 166188, 221584, 332376, 664752]

約数ペア:

[(1, 664752), (2, 332376), (3, 221584), (4, 166188), (6, 110792), (8, 83094), (11, 60432), (12, 55396), (16, 41547), (22, 30216), (24, 27698), (33, 20144), (44, 15108), (48, 13849), (66, 10072), (88, 7554), (132, 5036), (176, 3777), (264, 2518), (528, 1259)]