286817960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1223}}^1$

素因数の和:1299

約数の個数: 128

約数和(自身を含む): 777288960

約数和(自身を除く): 490471000

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 41, 44, 52, 55, 65, 82, 88, 104, 110, 130, 143, 164, 205, 220, 260, 286, 328, 410, 440, 451, 520, 533, 572, 715, 820, 902, 1066, 1144, 1223, 1430, 1640, 1804, 2132, 2255, 2446, 2665, 2860, 3608, 4264, 4510, 4892, 5330, 5720, 5863, 6115, 9020, 9784, 10660, 11726, 12230, 13453, 15899, 18040, 21320, 23452, 24460, 26906, 29315, 31798, 46904, 48920, 50143, 53812, 58630, 63596, 67265, 79495, 100286, 107624, 117260, 127192, 134530, 158990, 174889, 200572, 234520, 250715, 269060, 317980, 349778, 401144, 501430, 538120, 551573, 635960, 651859, 699556, 874445, 1002860, 1103146, 1303718, 1399112, 1748890, 2005720, 2206292, 2607436, 2757865, 3259295, 3497780, 4412584, 5214872, 5515730, 6518590, 6995560, 7170449, 11031460, 13037180, 14340898, 22062920, 26074360, 28681796, 35852245, 57363592, 71704490, 143408980, 286817960]

約数ペア:

[(1, 286817960), (2, 143408980), (4, 71704490), (5, 57363592), (8, 35852245), (10, 28681796), (11, 26074360), (13, 22062920), (20, 14340898), (22, 13037180), (26, 11031460), (40, 7170449), (41, 6995560), (44, 6518590), (52, 5515730), (55, 5214872), (65, 4412584), (82, 3497780), (88, 3259295), (104, 2757865), (110, 2607436), (130, 2206292), (143, 2005720), (164, 1748890), (205, 1399112), (220, 1303718), (260, 1103146), (286, 1002860), (328, 874445), (410, 699556), (440, 651859), (451, 635960), (520, 551573), (533, 538120), (572, 501430), (715, 401144), (820, 349778), (902, 317980), (1066, 269060), (1144, 250715), (1223, 234520), (1430, 200572), (1640, 174889), (1804, 158990), (2132, 134530), (2255, 127192), (2446, 117260), (2665, 107624), (2860, 100286), (3608, 79495), (4264, 67265), (4510, 63596), (4892, 58630), (5330, 53812), (5720, 50143), (5863, 48920), (6115, 46904), (9020, 31798), (9784, 29315), (10660, 26906), (11726, 24460), (12230, 23452), (13453, 21320), (15899, 18040)]