128488640

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3019}}^1$

素因数の和:3062

約数の個数: 112

約数和(自身を含む): 368198400

約数和(自身を除く): 239709760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 133, 140, 152, 160, 190, 224, 266, 280, 304, 320, 380, 448, 532, 560, 608, 665, 760, 1064, 1120, 1216, 1330, 1520, 2128, 2240, 2660, 3019, 3040, 4256, 5320, 6038, 6080, 8512, 10640, 12076, 15095, 21133, 21280, 24152, 30190, 42266, 42560, 48304, 57361, 60380, 84532, 96608, 105665, 114722, 120760, 169064, 193216, 211330, 229444, 241520, 286805, 338128, 401527, 422660, 458888, 483040, 573610, 676256, 803054, 845320, 917776, 966080, 1147220, 1352512, 1606108, 1690640, 1835552, 2007635, 2294440, 3212216, 3381280, 3671104, 4015270, 4588880, 6424432, 6762560, 8030540, 9177760, 12848864, 16061080, 18355520, 25697728, 32122160, 64244320, 128488640]

約数ペア:

[(1, 128488640), (2, 64244320), (4, 32122160), (5, 25697728), (7, 18355520), (8, 16061080), (10, 12848864), (14, 9177760), (16, 8030540), (19, 6762560), (20, 6424432), (28, 4588880), (32, 4015270), (35, 3671104), (38, 3381280), (40, 3212216), (56, 2294440), (64, 2007635), (70, 1835552), (76, 1690640), (80, 1606108), (95, 1352512), (112, 1147220), (133, 966080), (140, 917776), (152, 845320), (160, 803054), (190, 676256), (224, 573610), (266, 483040), (280, 458888), (304, 422660), (320, 401527), (380, 338128), (448, 286805), (532, 241520), (560, 229444), (608, 211330), (665, 193216), (760, 169064), (1064, 120760), (1120, 114722), (1216, 105665), (1330, 96608), (1520, 84532), (2128, 60380), (2240, 57361), (2660, 48304), (3019, 42560), (3040, 42266), (4256, 30190), (5320, 24152), (6038, 21280), (6080, 21133), (8512, 15095), (10640, 12076)]