168355840

素因数分解:

$2^{11}\times 5^1\times {\mathrm{41}}^1\times {\mathrm{401}}^1$

素因数の和:469

約数の個数: 96

約数和(自身を含む): 414839880

約数和(自身を除く): 246484040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 128, 160, 164, 205, 256, 320, 328, 401, 410, 512, 640, 656, 802, 820, 1024, 1280, 1312, 1604, 1640, 2005, 2048, 2560, 2624, 3208, 3280, 4010, 5120, 5248, 6416, 6560, 8020, 10240, 10496, 12832, 13120, 16040, 16441, 20992, 25664, 26240, 32080, 32882, 41984, 51328, 52480, 64160, 65764, 82205, 83968, 102656, 104960, 128320, 131528, 164410, 205312, 209920, 256640, 263056, 328820, 410624, 419840, 513280, 526112, 657640, 821248, 1026560, 1052224, 1315280, 2053120, 2104448, 2630560, 4106240, 4208896, 5261120, 8417792, 10522240, 16835584, 21044480, 33671168, 42088960, 84177920, 168355840]

約数ペア:

[(1, 168355840), (2, 84177920), (4, 42088960), (5, 33671168), (8, 21044480), (10, 16835584), (16, 10522240), (20, 8417792), (32, 5261120), (40, 4208896), (41, 4106240), (64, 2630560), (80, 2104448), (82, 2053120), (128, 1315280), (160, 1052224), (164, 1026560), (205, 821248), (256, 657640), (320, 526112), (328, 513280), (401, 419840), (410, 410624), (512, 328820), (640, 263056), (656, 256640), (802, 209920), (820, 205312), (1024, 164410), (1280, 131528), (1312, 128320), (1604, 104960), (1640, 102656), (2005, 83968), (2048, 82205), (2560, 65764), (2624, 64160), (3208, 52480), (3280, 51328), (4010, 41984), (5120, 32882), (5248, 32080), (6416, 26240), (6560, 25664), (8020, 20992), (10240, 16441), (10496, 16040), (12832, 13120)]