77127680

素因数分解:

$2^{13}\times 5^1\times 7^1\times {\mathrm{269}}^1$

素因数の和:307

約数の個数: 112

約数和(自身を含む): 212323680

約数和(自身を除く): 135196000

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, 224, 256, 269, 280, 320, 448, 512, 538, 560, 640, 896, 1024, 1076, 1120, 1280, 1345, 1792, 1883, 2048, 2152, 2240, 2560, 2690, 3584, 3766, 4096, 4304, 4480, 5120, 5380, 7168, 7532, 8192, 8608, 8960, 9415, 10240, 10760, 14336, 15064, 17216, 17920, 18830, 20480, 21520, 28672, 30128, 34432, 35840, 37660, 40960, 43040, 57344, 60256, 68864, 71680, 75320, 86080, 120512, 137728, 143360, 150640, 172160, 241024, 275456, 286720, 301280, 344320, 482048, 550912, 602560, 688640, 964096, 1101824, 1205120, 1377280, 1928192, 2203648, 2410240, 2754560, 3856384, 4820480, 5509120, 7712768, 9640960, 11018240, 15425536, 19281920, 38563840, 77127680]

約数ペア:

[(1, 77127680), (2, 38563840), (4, 19281920), (5, 15425536), (7, 11018240), (8, 9640960), (10, 7712768), (14, 5509120), (16, 4820480), (20, 3856384), (28, 2754560), (32, 2410240), (35, 2203648), (40, 1928192), (56, 1377280), (64, 1205120), (70, 1101824), (80, 964096), (112, 688640), (128, 602560), (140, 550912), (160, 482048), (224, 344320), (256, 301280), (269, 286720), (280, 275456), (320, 241024), (448, 172160), (512, 150640), (538, 143360), (560, 137728), (640, 120512), (896, 86080), (1024, 75320), (1076, 71680), (1120, 68864), (1280, 60256), (1345, 57344), (1792, 43040), (1883, 40960), (2048, 37660), (2152, 35840), (2240, 34432), (2560, 30128), (2690, 28672), (3584, 21520), (3766, 20480), (4096, 18830), (4304, 17920), (4480, 17216), (5120, 15064), (5380, 14336), (7168, 10760), (7532, 10240), (8192, 9415), (8608, 8960)]