199917648

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{977}}^1$

素因数の和:1034

約数の個数: 180

約数和(自身を含む): 673969140

約数和(自身を除く): 474051492

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 29, 36, 42, 48, 49, 56, 58, 63, 72, 84, 87, 98, 112, 116, 126, 144, 147, 168, 174, 196, 203, 232, 252, 261, 294, 336, 348, 392, 406, 441, 464, 504, 522, 588, 609, 696, 784, 812, 882, 977, 1008, 1044, 1176, 1218, 1392, 1421, 1624, 1764, 1827, 1954, 2088, 2352, 2436, 2842, 2931, 3248, 3528, 3654, 3908, 4176, 4263, 4872, 5684, 5862, 6839, 7056, 7308, 7816, 8526, 8793, 9744, 11368, 11724, 12789, 13678, 14616, 15632, 17052, 17586, 20517, 22736, 23448, 25578, 27356, 28333, 29232, 34104, 35172, 41034, 46896, 47873, 51156, 54712, 56666, 61551, 68208, 70344, 82068, 84999, 95746, 102312, 109424, 113332, 123102, 140688, 143619, 164136, 169998, 191492, 198331, 204624, 226664, 246204, 254997, 287238, 328272, 339996, 382984, 396662, 430857, 453328, 492408, 509994, 574476, 594993, 679992, 765968, 793324, 861714, 984816, 1019988, 1148952, 1189986, 1359984, 1388317, 1586648, 1723428, 1784979, 2039976, 2297904, 2379972, 2776634, 3173296, 3446856, 3569958, 4079952, 4164951, 4759944, 5553268, 6893712, 7139916, 8329902, 9519888, 11106536, 12494853, 14279832, 16659804, 22213072, 24989706, 28559664, 33319608, 49979412, 66639216, 99958824, 199917648]

約数ペア:

[(1, 199917648), (2, 99958824), (3, 66639216), (4, 49979412), (6, 33319608), (7, 28559664), (8, 24989706), (9, 22213072), (12, 16659804), (14, 14279832), (16, 12494853), (18, 11106536), (21, 9519888), (24, 8329902), (28, 7139916), (29, 6893712), (36, 5553268), (42, 4759944), (48, 4164951), (49, 4079952), (56, 3569958), (58, 3446856), (63, 3173296), (72, 2776634), (84, 2379972), (87, 2297904), (98, 2039976), (112, 1784979), (116, 1723428), (126, 1586648), (144, 1388317), (147, 1359984), (168, 1189986), (174, 1148952), (196, 1019988), (203, 984816), (232, 861714), (252, 793324), (261, 765968), (294, 679992), (336, 594993), (348, 574476), (392, 509994), (406, 492408), (441, 453328), (464, 430857), (504, 396662), (522, 382984), (588, 339996), (609, 328272), (696, 287238), (784, 254997), (812, 246204), (882, 226664), (977, 204624), (1008, 198331), (1044, 191492), (1176, 169998), (1218, 164136), (1392, 143619), (1421, 140688), (1624, 123102), (1764, 113332), (1827, 109424), (1954, 102312), (2088, 95746), (2352, 84999), (2436, 82068), (2842, 70344), (2931, 68208), (3248, 61551), (3528, 56666), (3654, 54712), (3908, 51156), (4176, 47873), (4263, 46896), (4872, 41034), (5684, 35172), (5862, 34104), (6839, 29232), (7056, 28333), (7308, 27356), (7816, 25578), (8526, 23448), (8793, 22736), (9744, 20517), (11368, 17586), (11724, 17052), (12789, 15632), (13678, 14616)]