638034880

素因数分解:

$2^6\times 5^1\times 7^3\times {\mathrm{5813}}^1$

素因数の和:5851

約数の個数: 112

約数和(自身を含む): 1772107200

約数和(自身を除く): 1134072320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 320, 343, 392, 448, 490, 560, 686, 784, 980, 1120, 1372, 1568, 1715, 1960, 2240, 2744, 3136, 3430, 3920, 5488, 5813, 6860, 7840, 10976, 11626, 13720, 15680, 21952, 23252, 27440, 29065, 40691, 46504, 54880, 58130, 81382, 93008, 109760, 116260, 162764, 186016, 203455, 232520, 284837, 325528, 372032, 406910, 465040, 569674, 651056, 813820, 930080, 1139348, 1302112, 1424185, 1627640, 1860160, 1993859, 2278696, 2604224, 2848370, 3255280, 3987718, 4557392, 5696740, 6510560, 7975436, 9114784, 9969295, 11393480, 13021120, 15950872, 18229568, 19938590, 22786960, 31901744, 39877180, 45573920, 63803488, 79754360, 91147840, 127606976, 159508720, 319017440, 638034880]

約数ペア:

[(1, 638034880), (2, 319017440), (4, 159508720), (5, 127606976), (7, 91147840), (8, 79754360), (10, 63803488), (14, 45573920), (16, 39877180), (20, 31901744), (28, 22786960), (32, 19938590), (35, 18229568), (40, 15950872), (49, 13021120), (56, 11393480), (64, 9969295), (70, 9114784), (80, 7975436), (98, 6510560), (112, 5696740), (140, 4557392), (160, 3987718), (196, 3255280), (224, 2848370), (245, 2604224), (280, 2278696), (320, 1993859), (343, 1860160), (392, 1627640), (448, 1424185), (490, 1302112), (560, 1139348), (686, 930080), (784, 813820), (980, 651056), (1120, 569674), (1372, 465040), (1568, 406910), (1715, 372032), (1960, 325528), (2240, 284837), (2744, 232520), (3136, 203455), (3430, 186016), (3920, 162764), (5488, 116260), (5813, 109760), (6860, 93008), (7840, 81382), (10976, 58130), (11626, 54880), (13720, 46504), (15680, 40691), (21952, 29065), (23252, 27440)]