2154560640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{8191}}^1$

素因数の和:8350

約数の個数: 128

約数和(自身を含む): 6918635520

約数和(自身を除く): 4764074880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 137, 160, 192, 240, 274, 320, 384, 411, 480, 548, 640, 685, 822, 960, 1096, 1370, 1644, 1920, 2055, 2192, 2740, 3288, 4110, 4384, 5480, 6576, 8191, 8220, 8768, 10960, 13152, 16382, 16440, 17536, 21920, 24573, 26304, 32764, 32880, 40955, 43840, 49146, 52608, 65528, 65760, 81910, 87680, 98292, 122865, 131056, 131520, 163820, 196584, 245730, 262112, 263040, 327640, 393168, 491460, 524224, 655280, 786336, 982920, 1048448, 1122167, 1310560, 1572672, 1965840, 2244334, 2621120, 3145344, 3366501, 3931680, 4488668, 5242240, 5610835, 6733002, 7863360, 8977336, 11221670, 13466004, 15726720, 16832505, 17954672, 22443340, 26932008, 33665010, 35909344, 44886680, 53864016, 67330020, 71818688, 89773360, 107728032, 134660040, 143637376, 179546720, 215456064, 269320080, 359093440, 430912128, 538640160, 718186880, 1077280320, 2154560640]

約数ペア:

[(1, 2154560640), (2, 1077280320), (3, 718186880), (4, 538640160), (5, 430912128), (6, 359093440), (8, 269320080), (10, 215456064), (12, 179546720), (15, 143637376), (16, 134660040), (20, 107728032), (24, 89773360), (30, 71818688), (32, 67330020), (40, 53864016), (48, 44886680), (60, 35909344), (64, 33665010), (80, 26932008), (96, 22443340), (120, 17954672), (128, 16832505), (137, 15726720), (160, 13466004), (192, 11221670), (240, 8977336), (274, 7863360), (320, 6733002), (384, 5610835), (411, 5242240), (480, 4488668), (548, 3931680), (640, 3366501), (685, 3145344), (822, 2621120), (960, 2244334), (1096, 1965840), (1370, 1572672), (1644, 1310560), (1920, 1122167), (2055, 1048448), (2192, 982920), (2740, 786336), (3288, 655280), (4110, 524224), (4384, 491460), (5480, 393168), (6576, 327640), (8191, 263040), (8220, 262112), (8768, 245730), (10960, 196584), (13152, 163820), (16382, 131520), (16440, 131056), (17536, 122865), (21920, 98292), (24573, 87680), (26304, 81910), (32764, 65760), (32880, 65528), (40955, 52608), (43840, 49146)]