728638416

素因数分解:

$2^4\times 3^8\times {\mathrm{11}}^1\times {\mathrm{631}}^1$

素因数の和:674

約数の個数: 180

約数和(自身を含む): 2313658464

約数和(自身を除く): 1585020048

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 27, 33, 36, 44, 48, 54, 66, 72, 81, 88, 99, 108, 132, 144, 162, 176, 198, 216, 243, 264, 297, 324, 396, 432, 486, 528, 594, 631, 648, 729, 792, 891, 972, 1188, 1262, 1296, 1458, 1584, 1782, 1893, 1944, 2187, 2376, 2524, 2673, 2916, 3564, 3786, 3888, 4374, 4752, 5048, 5346, 5679, 5832, 6561, 6941, 7128, 7572, 8019, 8748, 10096, 10692, 11358, 11664, 13122, 13882, 14256, 15144, 16038, 17037, 17496, 20823, 21384, 22716, 24057, 26244, 27764, 30288, 32076, 34074, 34992, 41646, 42768, 45432, 48114, 51111, 52488, 55528, 62469, 64152, 68148, 72171, 83292, 90864, 96228, 102222, 104976, 111056, 124938, 128304, 136296, 144342, 153333, 166584, 187407, 192456, 204444, 249876, 272592, 288684, 306666, 333168, 374814, 384912, 408888, 459999, 499752, 562221, 577368, 613332, 749628, 817776, 919998, 999504, 1124442, 1154736, 1226664, 1379997, 1499256, 1686663, 1839996, 2248884, 2453328, 2759994, 2998512, 3373326, 3679992, 4139991, 4497768, 5059989, 5519988, 6746652, 7359984, 8279982, 8995536, 10119978, 11039976, 13493304, 15179967, 16559964, 20239956, 22079952, 26986608, 30359934, 33119928, 40479912, 45539901, 60719868, 66239856, 80959824, 91079802, 121439736, 182159604, 242879472, 364319208, 728638416]

約数ペア:

[(1, 728638416), (2, 364319208), (3, 242879472), (4, 182159604), (6, 121439736), (8, 91079802), (9, 80959824), (11, 66239856), (12, 60719868), (16, 45539901), (18, 40479912), (22, 33119928), (24, 30359934), (27, 26986608), (33, 22079952), (36, 20239956), (44, 16559964), (48, 15179967), (54, 13493304), (66, 11039976), (72, 10119978), (81, 8995536), (88, 8279982), (99, 7359984), (108, 6746652), (132, 5519988), (144, 5059989), (162, 4497768), (176, 4139991), (198, 3679992), (216, 3373326), (243, 2998512), (264, 2759994), (297, 2453328), (324, 2248884), (396, 1839996), (432, 1686663), (486, 1499256), (528, 1379997), (594, 1226664), (631, 1154736), (648, 1124442), (729, 999504), (792, 919998), (891, 817776), (972, 749628), (1188, 613332), (1262, 577368), (1296, 562221), (1458, 499752), (1584, 459999), (1782, 408888), (1893, 384912), (1944, 374814), (2187, 333168), (2376, 306666), (2524, 288684), (2673, 272592), (2916, 249876), (3564, 204444), (3786, 192456), (3888, 187407), (4374, 166584), (4752, 153333), (5048, 144342), (5346, 136296), (5679, 128304), (5832, 124938), (6561, 111056), (6941, 104976), (7128, 102222), (7572, 96228), (8019, 90864), (8748, 83292), (10096, 72171), (10692, 68148), (11358, 64152), (11664, 62469), (13122, 55528), (13882, 52488), (14256, 51111), (15144, 48114), (16038, 45432), (17037, 42768), (17496, 41646), (20823, 34992), (21384, 34074), (22716, 32076), (24057, 30288), (26244, 27764)]