128645880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97459}}^1$

素因数の和:97484

約数の個数: 64

約数和(自身を含む): 421027200

約数和(自身を除く): 292381320

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, 1320, 97459, 194918, 292377, 389836, 487295, 584754, 779672, 974590, 1072049, 1169508, 1461885, 1949180, 2144098, 2339016, 2923770, 3216147, 3898360, 4288196, 5360245, 5847540, 6432294, 8576392, 10720490, 11695080, 12864588, 16080735, 21440980, 25729176, 32161470, 42881960, 64322940, 128645880]

約数ペア:

[(1, 128645880), (2, 64322940), (3, 42881960), (4, 32161470), (5, 25729176), (6, 21440980), (8, 16080735), (10, 12864588), (11, 11695080), (12, 10720490), (15, 8576392), (20, 6432294), (22, 5847540), (24, 5360245), (30, 4288196), (33, 3898360), (40, 3216147), (44, 2923770), (55, 2339016), (60, 2144098), (66, 1949180), (88, 1461885), (110, 1169508), (120, 1072049), (132, 974590), (165, 779672), (220, 584754), (264, 487295), (330, 389836), (440, 292377), (660, 194918), (1320, 97459)]