278640320

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{6547}}^1$

素因数の和:6590

約数の個数: 112

約数和(自身を含む): 798332160

約数和(自身を除く): 519691840

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, 3040, 4256, 5320, 6080, 6547, 8512, 10640, 13094, 21280, 26188, 32735, 42560, 45829, 52376, 65470, 91658, 104752, 124393, 130940, 183316, 209504, 229145, 248786, 261880, 366632, 419008, 458290, 497572, 523760, 621965, 733264, 870751, 916580, 995144, 1047520, 1243930, 1466528, 1741502, 1833160, 1990288, 2095040, 2487860, 2933056, 3483004, 3666320, 3980576, 4353755, 4975720, 6966008, 7332640, 7961152, 8707510, 9951440, 13932016, 14665280, 17415020, 19902880, 27864032, 34830040, 39805760, 55728064, 69660080, 139320160, 278640320]

約数ペア:

[(1, 278640320), (2, 139320160), (4, 69660080), (5, 55728064), (7, 39805760), (8, 34830040), (10, 27864032), (14, 19902880), (16, 17415020), (19, 14665280), (20, 13932016), (28, 9951440), (32, 8707510), (35, 7961152), (38, 7332640), (40, 6966008), (56, 4975720), (64, 4353755), (70, 3980576), (76, 3666320), (80, 3483004), (95, 2933056), (112, 2487860), (133, 2095040), (140, 1990288), (152, 1833160), (160, 1741502), (190, 1466528), (224, 1243930), (266, 1047520), (280, 995144), (304, 916580), (320, 870751), (380, 733264), (448, 621965), (532, 523760), (560, 497572), (608, 458290), (665, 419008), (760, 366632), (1064, 261880), (1120, 248786), (1216, 229145), (1330, 209504), (1520, 183316), (2128, 130940), (2240, 124393), (2660, 104752), (3040, 91658), (4256, 65470), (5320, 52376), (6080, 45829), (6547, 42560), (8512, 32735), (10640, 26188), (13094, 21280)]