81063180

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4549}}^1$

素因数の和:4581

約数の個数: 120

約数和(自身を含む): 277477200

約数和(自身を除く): 196414020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 81, 90, 99, 108, 110, 132, 135, 162, 165, 180, 198, 220, 270, 297, 324, 330, 396, 405, 495, 540, 594, 660, 810, 891, 990, 1188, 1485, 1620, 1782, 1980, 2970, 3564, 4455, 4549, 5940, 8910, 9098, 13647, 17820, 18196, 22745, 27294, 40941, 45490, 50039, 54588, 68235, 81882, 90980, 100078, 122823, 136470, 150117, 163764, 200156, 204705, 245646, 250195, 272940, 300234, 368469, 409410, 450351, 491292, 500390, 600468, 614115, 736938, 750585, 818820, 900702, 1000780, 1228230, 1351053, 1473876, 1501170, 1801404, 1842345, 2251755, 2456460, 2702106, 3002340, 3684690, 4053159, 4503510, 5404212, 6755265, 7369380, 8106318, 9007020, 13510530, 16212636, 20265795, 27021060, 40531590, 81063180]

約数ペア:

[(1, 81063180), (2, 40531590), (3, 27021060), (4, 20265795), (5, 16212636), (6, 13510530), (9, 9007020), (10, 8106318), (11, 7369380), (12, 6755265), (15, 5404212), (18, 4503510), (20, 4053159), (22, 3684690), (27, 3002340), (30, 2702106), (33, 2456460), (36, 2251755), (44, 1842345), (45, 1801404), (54, 1501170), (55, 1473876), (60, 1351053), (66, 1228230), (81, 1000780), (90, 900702), (99, 818820), (108, 750585), (110, 736938), (132, 614115), (135, 600468), (162, 500390), (165, 491292), (180, 450351), (198, 409410), (220, 368469), (270, 300234), (297, 272940), (324, 250195), (330, 245646), (396, 204705), (405, 200156), (495, 163764), (540, 150117), (594, 136470), (660, 122823), (810, 100078), (891, 90980), (990, 81882), (1188, 68235), (1485, 54588), (1620, 50039), (1782, 45490), (1980, 40941), (2970, 27294), (3564, 22745), (4455, 18196), (4549, 17820), (5940, 13647), (8910, 9098)]