1296296960

素因数分解:

$2^{10}\times 5^1\times 7^2\times {\mathrm{5167}}^1$

素因数の和:5206

約数の個数: 132

約数和(自身を含む): 3617982432

約数和(自身を除く): 2321685472

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 392, 448, 490, 512, 560, 640, 784, 896, 980, 1024, 1120, 1280, 1568, 1792, 1960, 2240, 2560, 3136, 3584, 3920, 4480, 5120, 5167, 6272, 7168, 7840, 8960, 10334, 12544, 15680, 17920, 20668, 25088, 25835, 31360, 35840, 36169, 41336, 50176, 51670, 62720, 72338, 82672, 103340, 125440, 144676, 165344, 180845, 206680, 250880, 253183, 289352, 330688, 361690, 413360, 506366, 578704, 661376, 723380, 826720, 1012732, 1157408, 1265915, 1322752, 1446760, 1653440, 2025464, 2314816, 2531830, 2645504, 2893520, 3306880, 4050928, 4629632, 5063660, 5291008, 5787040, 6613760, 8101856, 9259264, 10127320, 11574080, 13227520, 16203712, 18518528, 20254640, 23148160, 26455040, 32407424, 37037056, 40509280, 46296320, 64814848, 81018560, 92592640, 129629696, 162037120, 185185280, 259259392, 324074240, 648148480, 1296296960]

約数ペア:

[(1, 1296296960), (2, 648148480), (4, 324074240), (5, 259259392), (7, 185185280), (8, 162037120), (10, 129629696), (14, 92592640), (16, 81018560), (20, 64814848), (28, 46296320), (32, 40509280), (35, 37037056), (40, 32407424), (49, 26455040), (56, 23148160), (64, 20254640), (70, 18518528), (80, 16203712), (98, 13227520), (112, 11574080), (128, 10127320), (140, 9259264), (160, 8101856), (196, 6613760), (224, 5787040), (245, 5291008), (256, 5063660), (280, 4629632), (320, 4050928), (392, 3306880), (448, 2893520), (490, 2645504), (512, 2531830), (560, 2314816), (640, 2025464), (784, 1653440), (896, 1446760), (980, 1322752), (1024, 1265915), (1120, 1157408), (1280, 1012732), (1568, 826720), (1792, 723380), (1960, 661376), (2240, 578704), (2560, 506366), (3136, 413360), (3584, 361690), (3920, 330688), (4480, 289352), (5120, 253183), (5167, 250880), (6272, 206680), (7168, 180845), (7840, 165344), (8960, 144676), (10334, 125440), (12544, 103340), (15680, 82672), (17920, 72338), (20668, 62720), (25088, 51670), (25835, 50176), (31360, 41336), (35840, 36169)]