8821120

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1$

素因数の和:216

約数の個数: 128

約数和(自身を含む): 26438400

約数和(自身を除く): 17617280

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 110, 112, 128, 140, 154, 160, 176, 179, 220, 224, 280, 308, 320, 352, 358, 385, 440, 448, 560, 616, 640, 704, 716, 770, 880, 895, 896, 1120, 1232, 1253, 1408, 1432, 1540, 1760, 1790, 1969, 2240, 2464, 2506, 2864, 3080, 3520, 3580, 3938, 4480, 4928, 5012, 5728, 6160, 6265, 7040, 7160, 7876, 9845, 9856, 10024, 11456, 12320, 12530, 13783, 14320, 15752, 19690, 20048, 22912, 24640, 25060, 27566, 28640, 31504, 39380, 40096, 49280, 50120, 55132, 57280, 63008, 68915, 78760, 80192, 100240, 110264, 114560, 126016, 137830, 157520, 160384, 200480, 220528, 252032, 275660, 315040, 400960, 441056, 551320, 630080, 801920, 882112, 1102640, 1260160, 1764224, 2205280, 4410560, 8821120]

約数ペア:

[(1, 8821120), (2, 4410560), (4, 2205280), (5, 1764224), (7, 1260160), (8, 1102640), (10, 882112), (11, 801920), (14, 630080), (16, 551320), (20, 441056), (22, 400960), (28, 315040), (32, 275660), (35, 252032), (40, 220528), (44, 200480), (55, 160384), (56, 157520), (64, 137830), (70, 126016), (77, 114560), (80, 110264), (88, 100240), (110, 80192), (112, 78760), (128, 68915), (140, 63008), (154, 57280), (160, 55132), (176, 50120), (179, 49280), (220, 40096), (224, 39380), (280, 31504), (308, 28640), (320, 27566), (352, 25060), (358, 24640), (385, 22912), (440, 20048), (448, 19690), (560, 15752), (616, 14320), (640, 13783), (704, 12530), (716, 12320), (770, 11456), (880, 10024), (895, 9856), (896, 9845), (1120, 7876), (1232, 7160), (1253, 7040), (1408, 6265), (1432, 6160), (1540, 5728), (1760, 5012), (1790, 4928), (1969, 4480), (2240, 3938), (2464, 3580), (2506, 3520), (2864, 3080)]