4081428

素因数分解:

$2^2\times 3^5\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:68

約数の個数: 144

約数和(自身を含む): 12841920

約数和(自身を除く): 8760492

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 19, 26, 27, 34, 36, 38, 39, 51, 52, 54, 57, 68, 76, 78, 81, 102, 108, 114, 117, 153, 156, 162, 171, 204, 221, 228, 234, 243, 247, 306, 323, 324, 342, 351, 442, 459, 468, 486, 494, 513, 612, 646, 663, 684, 702, 741, 884, 918, 969, 972, 988, 1026, 1053, 1292, 1326, 1377, 1404, 1482, 1539, 1836, 1938, 1989, 2052, 2106, 2223, 2652, 2754, 2907, 2964, 3078, 3159, 3876, 3978, 4131, 4199, 4212, 4446, 4617, 5508, 5814, 5967, 6156, 6318, 6669, 7956, 8262, 8398, 8721, 8892, 9234, 11628, 11934, 12597, 12636, 13338, 16524, 16796, 17442, 17901, 18468, 20007, 23868, 25194, 26163, 26676, 34884, 35802, 37791, 40014, 50388, 52326, 53703, 60021, 71604, 75582, 78489, 80028, 104652, 107406, 113373, 120042, 151164, 156978, 214812, 226746, 240084, 313956, 340119, 453492, 680238, 1020357, 1360476, 2040714, 4081428]

約数ペア:

[(1, 4081428), (2, 2040714), (3, 1360476), (4, 1020357), (6, 680238), (9, 453492), (12, 340119), (13, 313956), (17, 240084), (18, 226746), (19, 214812), (26, 156978), (27, 151164), (34, 120042), (36, 113373), (38, 107406), (39, 104652), (51, 80028), (52, 78489), (54, 75582), (57, 71604), (68, 60021), (76, 53703), (78, 52326), (81, 50388), (102, 40014), (108, 37791), (114, 35802), (117, 34884), (153, 26676), (156, 26163), (162, 25194), (171, 23868), (204, 20007), (221, 18468), (228, 17901), (234, 17442), (243, 16796), (247, 16524), (306, 13338), (323, 12636), (324, 12597), (342, 11934), (351, 11628), (442, 9234), (459, 8892), (468, 8721), (486, 8398), (494, 8262), (513, 7956), (612, 6669), (646, 6318), (663, 6156), (684, 5967), (702, 5814), (741, 5508), (884, 4617), (918, 4446), (969, 4212), (972, 4199), (988, 4131), (1026, 3978), (1053, 3876), (1292, 3159), (1326, 3078), (1377, 2964), (1404, 2907), (1482, 2754), (1539, 2652), (1836, 2223), (1938, 2106), (1989, 2052)]