289252920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^3\times {\mathrm{1811}}^1$

素因数の和:1858

約数の個数: 128

約数和(自身を含む): 954996480

約数和(自身を除く): 665743560

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, 121, 132, 165, 220, 242, 264, 330, 363, 440, 484, 605, 660, 726, 968, 1210, 1320, 1331, 1452, 1811, 1815, 2420, 2662, 2904, 3622, 3630, 3993, 4840, 5324, 5433, 6655, 7244, 7260, 7986, 9055, 10648, 10866, 13310, 14488, 14520, 15972, 18110, 19921, 19965, 21732, 26620, 27165, 31944, 36220, 39842, 39930, 43464, 53240, 54330, 59763, 72440, 79684, 79860, 99605, 108660, 119526, 159368, 159720, 199210, 217320, 219131, 239052, 298815, 398420, 438262, 478104, 597630, 657393, 796840, 876524, 1095655, 1195260, 1314786, 1753048, 2191310, 2390520, 2410441, 2629572, 3286965, 4382620, 4820882, 5259144, 6573930, 7231323, 8765240, 9641764, 12052205, 13147860, 14462646, 19283528, 24104410, 26295720, 28925292, 36156615, 48208820, 57850584, 72313230, 96417640, 144626460, 289252920]

約数ペア:

[(1, 289252920), (2, 144626460), (3, 96417640), (4, 72313230), (5, 57850584), (6, 48208820), (8, 36156615), (10, 28925292), (11, 26295720), (12, 24104410), (15, 19283528), (20, 14462646), (22, 13147860), (24, 12052205), (30, 9641764), (33, 8765240), (40, 7231323), (44, 6573930), (55, 5259144), (60, 4820882), (66, 4382620), (88, 3286965), (110, 2629572), (120, 2410441), (121, 2390520), (132, 2191310), (165, 1753048), (220, 1314786), (242, 1195260), (264, 1095655), (330, 876524), (363, 796840), (440, 657393), (484, 597630), (605, 478104), (660, 438262), (726, 398420), (968, 298815), (1210, 239052), (1320, 219131), (1331, 217320), (1452, 199210), (1811, 159720), (1815, 159368), (2420, 119526), (2662, 108660), (2904, 99605), (3622, 79860), (3630, 79684), (3993, 72440), (4840, 59763), (5324, 54330), (5433, 53240), (6655, 43464), (7244, 39930), (7260, 39842), (7986, 36220), (9055, 31944), (10648, 27165), (10866, 26620), (13310, 21732), (14488, 19965), (14520, 19921), (15972, 18110)]