18286290

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1$

素因数の和:205

約数の個数: 128

約数和(自身を含む): 54743040

約数和(自身を除く): 36456750

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, 131, 135, 141, 165, 198, 235, 262, 270, 282, 297, 330, 393, 423, 470, 495, 517, 594, 655, 705, 786, 846, 990, 1034, 1179, 1269, 1310, 1410, 1441, 1485, 1551, 1965, 2115, 2358, 2538, 2585, 2882, 2970, 3102, 3537, 3930, 4230, 4323, 4653, 5170, 5895, 6157, 6345, 7074, 7205, 7755, 8646, 9306, 11790, 12314, 12690, 12969, 13959, 14410, 15510, 17685, 18471, 21615, 23265, 25938, 27918, 30785, 35370, 36942, 38907, 43230, 46530, 55413, 61570, 64845, 67727, 69795, 77814, 92355, 110826, 129690, 135454, 139590, 166239, 184710, 194535, 203181, 277065, 332478, 338635, 389070, 406362, 554130, 609543, 677270, 831195, 1015905, 1219086, 1662390, 1828629, 2031810, 3047715, 3657258, 6095430, 9143145, 18286290]

約数ペア:

[(1, 18286290), (2, 9143145), (3, 6095430), (5, 3657258), (6, 3047715), (9, 2031810), (10, 1828629), (11, 1662390), (15, 1219086), (18, 1015905), (22, 831195), (27, 677270), (30, 609543), (33, 554130), (45, 406362), (47, 389070), (54, 338635), (55, 332478), (66, 277065), (90, 203181), (94, 194535), (99, 184710), (110, 166239), (131, 139590), (135, 135454), (141, 129690), (165, 110826), (198, 92355), (235, 77814), (262, 69795), (270, 67727), (282, 64845), (297, 61570), (330, 55413), (393, 46530), (423, 43230), (470, 38907), (495, 36942), (517, 35370), (594, 30785), (655, 27918), (705, 25938), (786, 23265), (846, 21615), (990, 18471), (1034, 17685), (1179, 15510), (1269, 14410), (1310, 13959), (1410, 12969), (1441, 12690), (1485, 12314), (1551, 11790), (1965, 9306), (2115, 8646), (2358, 7755), (2538, 7205), (2585, 7074), (2882, 6345), (2970, 6157), (3102, 5895), (3537, 5170), (3930, 4653), (4230, 4323)]