171521820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{1663}}^1$

素因数の和:1872

約数の個数: 96

約数和(自身を含む): 536739840

約数和(自身を除く): 365218020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 191, 270, 382, 540, 573, 764, 955, 1146, 1663, 1719, 1910, 2292, 2865, 3326, 3438, 3820, 4989, 5157, 5730, 6652, 6876, 8315, 8595, 9978, 10314, 11460, 14967, 16630, 17190, 19956, 20628, 24945, 25785, 29934, 33260, 34380, 44901, 49890, 51570, 59868, 74835, 89802, 99780, 103140, 149670, 179604, 224505, 299340, 317633, 449010, 635266, 898020, 952899, 1270532, 1588165, 1905798, 2858697, 3176330, 3811596, 4764495, 5717394, 6352660, 8576091, 9528990, 11434788, 14293485, 17152182, 19057980, 28586970, 34304364, 42880455, 57173940, 85760910, 171521820]

約数ペア:

[(1, 171521820), (2, 85760910), (3, 57173940), (4, 42880455), (5, 34304364), (6, 28586970), (9, 19057980), (10, 17152182), (12, 14293485), (15, 11434788), (18, 9528990), (20, 8576091), (27, 6352660), (30, 5717394), (36, 4764495), (45, 3811596), (54, 3176330), (60, 2858697), (90, 1905798), (108, 1588165), (135, 1270532), (180, 952899), (191, 898020), (270, 635266), (382, 449010), (540, 317633), (573, 299340), (764, 224505), (955, 179604), (1146, 149670), (1663, 103140), (1719, 99780), (1910, 89802), (2292, 74835), (2865, 59868), (3326, 51570), (3438, 49890), (3820, 44901), (4989, 34380), (5157, 33260), (5730, 29934), (6652, 25785), (6876, 24945), (8315, 20628), (8595, 19956), (9978, 17190), (10314, 16630), (11460, 14967)]