77777172

素因数分解:

$2^2\times 3^4\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:323

約数の個数: 120

約数和(自身を含む): 224827680

約数和(自身を除く): 147050508

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 54, 66, 81, 99, 108, 132, 139, 157, 162, 198, 278, 297, 314, 324, 396, 417, 471, 556, 594, 628, 834, 891, 942, 1188, 1251, 1413, 1529, 1668, 1727, 1782, 1884, 2502, 2826, 3058, 3454, 3564, 3753, 4239, 4587, 5004, 5181, 5652, 6116, 6908, 7506, 8478, 9174, 10362, 11259, 12717, 13761, 15012, 15543, 16956, 18348, 20724, 21823, 22518, 25434, 27522, 31086, 41283, 43646, 45036, 46629, 50868, 55044, 62172, 65469, 82566, 87292, 93258, 123849, 130938, 139887, 165132, 186516, 196407, 240053, 247698, 261876, 279774, 392814, 480106, 495396, 559548, 589221, 720159, 785628, 960212, 1178442, 1440318, 1767663, 2160477, 2356884, 2880636, 3535326, 4320954, 6481431, 7070652, 8641908, 12962862, 19444293, 25925724, 38888586, 77777172]

約数ペア:

[(1, 77777172), (2, 38888586), (3, 25925724), (4, 19444293), (6, 12962862), (9, 8641908), (11, 7070652), (12, 6481431), (18, 4320954), (22, 3535326), (27, 2880636), (33, 2356884), (36, 2160477), (44, 1767663), (54, 1440318), (66, 1178442), (81, 960212), (99, 785628), (108, 720159), (132, 589221), (139, 559548), (157, 495396), (162, 480106), (198, 392814), (278, 279774), (297, 261876), (314, 247698), (324, 240053), (396, 196407), (417, 186516), (471, 165132), (556, 139887), (594, 130938), (628, 123849), (834, 93258), (891, 87292), (942, 82566), (1188, 65469), (1251, 62172), (1413, 55044), (1529, 50868), (1668, 46629), (1727, 45036), (1782, 43646), (1884, 41283), (2502, 31086), (2826, 27522), (3058, 25434), (3454, 22518), (3564, 21823), (3753, 20724), (4239, 18348), (4587, 16956), (5004, 15543), (5181, 15012), (5652, 13761), (6116, 12717), (6908, 11259), (7506, 10362), (8478, 9174)]