201728688

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{199}}^1\times {\mathrm{431}}^1$

素因数の和:655

約数の個数: 120

約数和(自身を含む): 610675200

約数和(自身を除く): 408946512

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 49, 56, 84, 98, 112, 147, 168, 196, 199, 294, 336, 392, 398, 431, 588, 597, 784, 796, 862, 1176, 1194, 1293, 1393, 1592, 1724, 2352, 2388, 2586, 2786, 3017, 3184, 3448, 4179, 4776, 5172, 5572, 6034, 6896, 8358, 9051, 9552, 9751, 10344, 11144, 12068, 16716, 18102, 19502, 20688, 21119, 22288, 24136, 29253, 33432, 36204, 39004, 42238, 48272, 58506, 63357, 66864, 72408, 78008, 84476, 85769, 117012, 126714, 144816, 156016, 168952, 171538, 234024, 253428, 257307, 337904, 343076, 468048, 506856, 514614, 600383, 686152, 1013712, 1029228, 1200766, 1372304, 1801149, 2058456, 2401532, 3602298, 4116912, 4202681, 4803064, 7204596, 8405362, 9606128, 12608043, 14409192, 16810724, 25216086, 28818384, 33621448, 50432172, 67242896, 100864344, 201728688]

約数ペア:

[(1, 201728688), (2, 100864344), (3, 67242896), (4, 50432172), (6, 33621448), (7, 28818384), (8, 25216086), (12, 16810724), (14, 14409192), (16, 12608043), (21, 9606128), (24, 8405362), (28, 7204596), (42, 4803064), (48, 4202681), (49, 4116912), (56, 3602298), (84, 2401532), (98, 2058456), (112, 1801149), (147, 1372304), (168, 1200766), (196, 1029228), (199, 1013712), (294, 686152), (336, 600383), (392, 514614), (398, 506856), (431, 468048), (588, 343076), (597, 337904), (784, 257307), (796, 253428), (862, 234024), (1176, 171538), (1194, 168952), (1293, 156016), (1393, 144816), (1592, 126714), (1724, 117012), (2352, 85769), (2388, 84476), (2586, 78008), (2786, 72408), (3017, 66864), (3184, 63357), (3448, 58506), (4179, 48272), (4776, 42238), (5172, 39004), (5572, 36204), (6034, 33432), (6896, 29253), (8358, 24136), (9051, 22288), (9552, 21119), (9751, 20688), (10344, 19502), (11144, 18102), (12068, 16716)]