2178942084

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{157}}^1\times {\mathrm{347}}^1$

素因数の和:626

約数の個数: 144

約数和(自身を含む): 6124337856

約数和(自身を除く): 3945395772

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 101, 132, 157, 198, 202, 303, 314, 347, 396, 404, 471, 606, 628, 694, 909, 942, 1041, 1111, 1212, 1388, 1413, 1727, 1818, 1884, 2082, 2222, 2826, 3123, 3333, 3454, 3636, 3817, 4164, 4444, 5181, 5652, 6246, 6666, 6908, 7634, 9999, 10362, 11451, 12492, 13332, 15268, 15543, 15857, 19998, 20724, 22902, 31086, 31714, 34353, 35047, 39996, 45804, 47571, 54479, 62172, 63428, 68706, 70094, 95142, 105141, 108958, 137412, 140188, 142713, 163437, 174427, 190284, 210282, 217916, 285426, 315423, 326874, 348854, 385517, 420564, 490311, 523281, 570852, 599269, 630846, 653748, 697708, 771034, 980622, 1046562, 1156551, 1198538, 1261692, 1542068, 1569843, 1797807, 1961244, 2093124, 2313102, 2397076, 3139686, 3469653, 3595614, 4626204, 5393421, 5502379, 6279372, 6939306, 7191228, 10786842, 11004758, 13878612, 16507137, 21573684, 22009516, 33014274, 49521411, 60526169, 66028548, 99042822, 121052338, 181578507, 198085644, 242104676, 363157014, 544735521, 726314028, 1089471042, 2178942084]

約数ペア:

[(1, 2178942084), (2, 1089471042), (3, 726314028), (4, 544735521), (6, 363157014), (9, 242104676), (11, 198085644), (12, 181578507), (18, 121052338), (22, 99042822), (33, 66028548), (36, 60526169), (44, 49521411), (66, 33014274), (99, 22009516), (101, 21573684), (132, 16507137), (157, 13878612), (198, 11004758), (202, 10786842), (303, 7191228), (314, 6939306), (347, 6279372), (396, 5502379), (404, 5393421), (471, 4626204), (606, 3595614), (628, 3469653), (694, 3139686), (909, 2397076), (942, 2313102), (1041, 2093124), (1111, 1961244), (1212, 1797807), (1388, 1569843), (1413, 1542068), (1727, 1261692), (1818, 1198538), (1884, 1156551), (2082, 1046562), (2222, 980622), (2826, 771034), (3123, 697708), (3333, 653748), (3454, 630846), (3636, 599269), (3817, 570852), (4164, 523281), (4444, 490311), (5181, 420564), (5652, 385517), (6246, 348854), (6666, 326874), (6908, 315423), (7634, 285426), (9999, 217916), (10362, 210282), (11451, 190284), (12492, 174427), (13332, 163437), (15268, 142713), (15543, 140188), (15857, 137412), (19998, 108958), (20724, 105141), (22902, 95142), (31086, 70094), (31714, 68706), (34353, 63428), (35047, 62172), (39996, 54479), (45804, 47571)]