252385280

素因数分解:

$2^{11}\times 5^1\times 7^2\times {\mathrm{503}}^1$

素因数の和:544

約数の個数: 144

約数和(自身を含む): 705846960

約数和(自身を除く): 453461680

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, 503, 512, 560, 640, 784, 896, 980, 1006, 1024, 1120, 1280, 1568, 1792, 1960, 2012, 2048, 2240, 2515, 2560, 3136, 3521, 3584, 3920, 4024, 4480, 5030, 5120, 6272, 7042, 7168, 7840, 8048, 8960, 10060, 10240, 12544, 14084, 14336, 15680, 16096, 17605, 17920, 20120, 24647, 25088, 28168, 31360, 32192, 35210, 35840, 40240, 49294, 50176, 56336, 62720, 64384, 70420, 71680, 80480, 98588, 100352, 112672, 123235, 125440, 128768, 140840, 160960, 197176, 225344, 246470, 250880, 257536, 281680, 321920, 394352, 450688, 492940, 501760, 515072, 563360, 643840, 788704, 901376, 985880, 1030144, 1126720, 1287680, 1577408, 1802752, 1971760, 2253440, 2575360, 3154816, 3605504, 3943520, 4506880, 5150720, 6309632, 7211008, 7887040, 9013760, 12619264, 15774080, 18027520, 25238528, 31548160, 36055040, 50477056, 63096320, 126192640, 252385280]

約数ペア:

[(1, 252385280), (2, 126192640), (4, 63096320), (5, 50477056), (7, 36055040), (8, 31548160), (10, 25238528), (14, 18027520), (16, 15774080), (20, 12619264), (28, 9013760), (32, 7887040), (35, 7211008), (40, 6309632), (49, 5150720), (56, 4506880), (64, 3943520), (70, 3605504), (80, 3154816), (98, 2575360), (112, 2253440), (128, 1971760), (140, 1802752), (160, 1577408), (196, 1287680), (224, 1126720), (245, 1030144), (256, 985880), (280, 901376), (320, 788704), (392, 643840), (448, 563360), (490, 515072), (503, 501760), (512, 492940), (560, 450688), (640, 394352), (784, 321920), (896, 281680), (980, 257536), (1006, 250880), (1024, 246470), (1120, 225344), (1280, 197176), (1568, 160960), (1792, 140840), (1960, 128768), (2012, 125440), (2048, 123235), (2240, 112672), (2515, 100352), (2560, 98588), (3136, 80480), (3521, 71680), (3584, 70420), (3920, 64384), (4024, 62720), (4480, 56336), (5030, 50176), (5120, 49294), (6272, 40240), (7042, 35840), (7168, 35210), (7840, 32192), (8048, 31360), (8960, 28168), (10060, 25088), (10240, 24647), (12544, 20120), (14084, 17920), (14336, 17605), (15680, 16096)]