1661880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1259}}^1$

素因数の和:1284

約数の個数: 64

約数和(自身を含む): 5443200

約数和(自身を除く): 3781320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1259, 1320, 2518, 3777, 5036, 6295, 7554, 10072, 12590, 13849, 15108, 18885, 25180, 27698, 30216, 37770, 41547, 50360, 55396, 69245, 75540, 83094, 110792, 138490, 151080, 166188, 207735, 276980, 332376, 415470, 553960, 830940, 1661880]

約数ペア:

[(1, 1661880), (2, 830940), (3, 553960), (4, 415470), (5, 332376), (6, 276980), (8, 207735), (10, 166188), (11, 151080), (12, 138490), (15, 110792), (20, 83094), (22, 75540), (24, 69245), (30, 55396), (33, 50360), (40, 41547), (44, 37770), (55, 30216), (60, 27698), (66, 25180), (88, 18885), (110, 15108), (120, 13849), (132, 12590), (165, 10072), (220, 7554), (264, 6295), (330, 5036), (440, 3777), (660, 2518), (1259, 1320)]