2499320320

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{661}}^1$

素因数の和:902

約数の個数: 160

約数和(自身を含む): 6891451776

約数和(自身を除く): 4392131456

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 211, 224, 256, 280, 320, 422, 448, 512, 560, 640, 661, 844, 896, 1055, 1120, 1280, 1322, 1477, 1688, 1792, 2110, 2240, 2560, 2644, 2954, 3305, 3376, 3584, 4220, 4480, 4627, 5288, 5908, 6610, 6752, 7385, 8440, 8960, 9254, 10576, 11816, 13220, 13504, 14770, 16880, 17920, 18508, 21152, 23135, 23632, 26440, 27008, 29540, 33760, 37016, 42304, 46270, 47264, 52880, 54016, 59080, 67520, 74032, 84608, 92540, 94528, 105760, 108032, 118160, 135040, 139471, 148064, 169216, 185080, 189056, 211520, 236320, 270080, 278942, 296128, 338432, 370160, 378112, 423040, 472640, 540160, 557884, 592256, 697355, 740320, 756224, 846080, 945280, 976297, 1115768, 1184512, 1394710, 1480640, 1692160, 1890560, 1952594, 2231536, 2369024, 2789420, 2961280, 3781120, 3905188, 4463072, 4881485, 5578840, 5922560, 7810376, 8926144, 9762970, 11157680, 11845120, 15620752, 17852288, 19525940, 22315360, 31241504, 35704576, 39051880, 44630720, 62483008, 71409152, 78103760, 89261440, 124966016, 156207520, 178522880, 249932032, 312415040, 357045760, 499864064, 624830080, 1249660160, 2499320320]

約数ペア:

[(1, 2499320320), (2, 1249660160), (4, 624830080), (5, 499864064), (7, 357045760), (8, 312415040), (10, 249932032), (14, 178522880), (16, 156207520), (20, 124966016), (28, 89261440), (32, 78103760), (35, 71409152), (40, 62483008), (56, 44630720), (64, 39051880), (70, 35704576), (80, 31241504), (112, 22315360), (128, 19525940), (140, 17852288), (160, 15620752), (211, 11845120), (224, 11157680), (256, 9762970), (280, 8926144), (320, 7810376), (422, 5922560), (448, 5578840), (512, 4881485), (560, 4463072), (640, 3905188), (661, 3781120), (844, 2961280), (896, 2789420), (1055, 2369024), (1120, 2231536), (1280, 1952594), (1322, 1890560), (1477, 1692160), (1688, 1480640), (1792, 1394710), (2110, 1184512), (2240, 1115768), (2560, 976297), (2644, 945280), (2954, 846080), (3305, 756224), (3376, 740320), (3584, 697355), (4220, 592256), (4480, 557884), (4627, 540160), (5288, 472640), (5908, 423040), (6610, 378112), (6752, 370160), (7385, 338432), (8440, 296128), (8960, 278942), (9254, 270080), (10576, 236320), (11816, 211520), (13220, 189056), (13504, 185080), (14770, 169216), (16880, 148064), (17920, 139471), (18508, 135040), (21152, 118160), (23135, 108032), (23632, 105760), (26440, 94528), (27008, 92540), (29540, 84608), (33760, 74032), (37016, 67520), (42304, 59080), (46270, 54016), (47264, 52880)]