83886880

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{619}}^1$

素因数の和:663

約数の個数: 144

約数和(自身を含む): 249359040

約数和(自身を除く): 165472160

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 121, 140, 154, 160, 176, 220, 224, 242, 280, 308, 352, 385, 440, 484, 560, 605, 616, 619, 770, 847, 880, 968, 1120, 1210, 1232, 1238, 1540, 1694, 1760, 1936, 2420, 2464, 2476, 3080, 3095, 3388, 3872, 4235, 4333, 4840, 4952, 6160, 6190, 6776, 6809, 8470, 8666, 9680, 9904, 12320, 12380, 13552, 13618, 16940, 17332, 19360, 19808, 21665, 24760, 27104, 27236, 33880, 34045, 34664, 43330, 47663, 49520, 54472, 67760, 68090, 69328, 74899, 86660, 95326, 99040, 108944, 135520, 136180, 138656, 149798, 173320, 190652, 217888, 238315, 272360, 299596, 346640, 374495, 381304, 476630, 524293, 544720, 599192, 693280, 748990, 762608, 953260, 1048586, 1089440, 1198384, 1497980, 1525216, 1906520, 2097172, 2396768, 2621465, 2995960, 3813040, 4194344, 5242930, 5991920, 7626080, 8388688, 10485860, 11983840, 16777376, 20971720, 41943440, 83886880]

約数ペア:

[(1, 83886880), (2, 41943440), (4, 20971720), (5, 16777376), (7, 11983840), (8, 10485860), (10, 8388688), (11, 7626080), (14, 5991920), (16, 5242930), (20, 4194344), (22, 3813040), (28, 2995960), (32, 2621465), (35, 2396768), (40, 2097172), (44, 1906520), (55, 1525216), (56, 1497980), (70, 1198384), (77, 1089440), (80, 1048586), (88, 953260), (110, 762608), (112, 748990), (121, 693280), (140, 599192), (154, 544720), (160, 524293), (176, 476630), (220, 381304), (224, 374495), (242, 346640), (280, 299596), (308, 272360), (352, 238315), (385, 217888), (440, 190652), (484, 173320), (560, 149798), (605, 138656), (616, 136180), (619, 135520), (770, 108944), (847, 99040), (880, 95326), (968, 86660), (1120, 74899), (1210, 69328), (1232, 68090), (1238, 67760), (1540, 54472), (1694, 49520), (1760, 47663), (1936, 43330), (2420, 34664), (2464, 34045), (2476, 33880), (3080, 27236), (3095, 27104), (3388, 24760), (3872, 21665), (4235, 19808), (4333, 19360), (4840, 17332), (4952, 16940), (6160, 13618), (6190, 13552), (6776, 12380), (6809, 12320), (8470, 9904), (8666, 9680)]