120002080

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1663}}^1$

素因数の和:1730

約数の個数: 96

約数和(自身を含む): 317011968

約数和(自身を除く): 197009888

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 41, 44, 55, 80, 82, 88, 110, 160, 164, 176, 205, 220, 328, 352, 410, 440, 451, 656, 820, 880, 902, 1312, 1640, 1663, 1760, 1804, 2255, 3280, 3326, 3608, 4510, 6560, 6652, 7216, 8315, 9020, 13304, 14432, 16630, 18040, 18293, 26608, 33260, 36080, 36586, 53216, 66520, 68183, 72160, 73172, 91465, 133040, 136366, 146344, 182930, 266080, 272732, 292688, 340915, 365860, 545464, 585376, 681830, 731720, 750013, 1090928, 1363660, 1463440, 1500026, 2181856, 2727320, 2926880, 3000052, 3750065, 5454640, 6000104, 7500130, 10909280, 12000208, 15000260, 24000416, 30000520, 60001040, 120002080]

約数ペア:

[(1, 120002080), (2, 60001040), (4, 30000520), (5, 24000416), (8, 15000260), (10, 12000208), (11, 10909280), (16, 7500130), (20, 6000104), (22, 5454640), (32, 3750065), (40, 3000052), (41, 2926880), (44, 2727320), (55, 2181856), (80, 1500026), (82, 1463440), (88, 1363660), (110, 1090928), (160, 750013), (164, 731720), (176, 681830), (205, 585376), (220, 545464), (328, 365860), (352, 340915), (410, 292688), (440, 272732), (451, 266080), (656, 182930), (820, 146344), (880, 136366), (902, 133040), (1312, 91465), (1640, 73172), (1663, 72160), (1760, 68183), (1804, 66520), (2255, 53216), (3280, 36586), (3326, 36080), (3608, 33260), (4510, 26608), (6560, 18293), (6652, 18040), (7216, 16630), (8315, 14432), (9020, 13304)]