663137880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1663}}^1\times {\mathrm{3323}}^1$

素因数の和:5000

約数の個数: 64

約数和(自身を含む): 1991208960

約数和(自身を除く): 1328071080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1663, 3323, 3326, 4989, 6646, 6652, 8315, 9969, 9978, 13292, 13304, 16615, 16630, 19938, 19956, 24945, 26584, 33230, 33260, 39876, 39912, 49845, 49890, 66460, 66520, 79752, 99690, 99780, 132920, 199380, 199560, 398760, 5526149, 11052298, 16578447, 22104596, 27630745, 33156894, 44209192, 55261490, 66313788, 82892235, 110522980, 132627576, 165784470, 221045960, 331568940, 663137880]

約数ペア:

[(1, 663137880), (2, 331568940), (3, 221045960), (4, 165784470), (5, 132627576), (6, 110522980), (8, 82892235), (10, 66313788), (12, 55261490), (15, 44209192), (20, 33156894), (24, 27630745), (30, 22104596), (40, 16578447), (60, 11052298), (120, 5526149), (1663, 398760), (3323, 199560), (3326, 199380), (4989, 132920), (6646, 99780), (6652, 99690), (8315, 79752), (9969, 66520), (9978, 66460), (13292, 49890), (13304, 49845), (16615, 39912), (16630, 39876), (19938, 33260), (19956, 33230), (24945, 26584)]