81939330

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{587}}^1$

素因数の和:661

約数の個数: 128

約数和(自身を含む): 243855360

約数和(自身を除く): 161916030

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 30, 33, 45, 47, 54, 55, 66, 90, 94, 99, 110, 135, 141, 165, 198, 235, 270, 282, 297, 330, 423, 470, 495, 517, 587, 594, 705, 846, 990, 1034, 1174, 1269, 1410, 1485, 1551, 1761, 2115, 2538, 2585, 2935, 2970, 3102, 3522, 4230, 4653, 5170, 5283, 5870, 6345, 6457, 7755, 8805, 9306, 10566, 12690, 12914, 13959, 15510, 15849, 17610, 19371, 23265, 26415, 27589, 27918, 31698, 32285, 38742, 46530, 52830, 55178, 58113, 64570, 69795, 79245, 82767, 96855, 116226, 137945, 139590, 158490, 165534, 174339, 193710, 248301, 275890, 290565, 303479, 348678, 413835, 496602, 581130, 606958, 744903, 827670, 871695, 910437, 1241505, 1489806, 1517395, 1743390, 1820874, 2483010, 2731311, 3034790, 3724515, 4552185, 5462622, 7449030, 8193933, 9104370, 13656555, 16387866, 27313110, 40969665, 81939330]

約数ペア:

[(1, 81939330), (2, 40969665), (3, 27313110), (5, 16387866), (6, 13656555), (9, 9104370), (10, 8193933), (11, 7449030), (15, 5462622), (18, 4552185), (22, 3724515), (27, 3034790), (30, 2731311), (33, 2483010), (45, 1820874), (47, 1743390), (54, 1517395), (55, 1489806), (66, 1241505), (90, 910437), (94, 871695), (99, 827670), (110, 744903), (135, 606958), (141, 581130), (165, 496602), (198, 413835), (235, 348678), (270, 303479), (282, 290565), (297, 275890), (330, 248301), (423, 193710), (470, 174339), (495, 165534), (517, 158490), (587, 139590), (594, 137945), (705, 116226), (846, 96855), (990, 82767), (1034, 79245), (1174, 69795), (1269, 64570), (1410, 58113), (1485, 55178), (1551, 52830), (1761, 46530), (2115, 38742), (2538, 32285), (2585, 31698), (2935, 27918), (2970, 27589), (3102, 26415), (3522, 23265), (4230, 19371), (4653, 17610), (5170, 15849), (5283, 15510), (5870, 13959), (6345, 12914), (6457, 12690), (7755, 10566), (8805, 9306)]