208445440

素因数分解:

$2^{13}\times 5^1\times 7^1\times {\mathrm{727}}^1$

素因数の和:765

約数の個数: 112

約数和(自身を含む): 572487552

約数和(自身を除く): 364042112

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, 280, 320, 448, 512, 560, 640, 727, 896, 1024, 1120, 1280, 1454, 1792, 2048, 2240, 2560, 2908, 3584, 3635, 4096, 4480, 5089, 5120, 5816, 7168, 7270, 8192, 8960, 10178, 10240, 11632, 14336, 14540, 17920, 20356, 20480, 23264, 25445, 28672, 29080, 35840, 40712, 40960, 46528, 50890, 57344, 58160, 71680, 81424, 93056, 101780, 116320, 143360, 162848, 186112, 203560, 232640, 286720, 325696, 372224, 407120, 465280, 651392, 744448, 814240, 930560, 1302784, 1488896, 1628480, 1861120, 2605568, 2977792, 3256960, 3722240, 5211136, 5955584, 6513920, 7444480, 10422272, 13027840, 14888960, 20844544, 26055680, 29777920, 41689088, 52111360, 104222720, 208445440]

約数ペア:

[(1, 208445440), (2, 104222720), (4, 52111360), (5, 41689088), (7, 29777920), (8, 26055680), (10, 20844544), (14, 14888960), (16, 13027840), (20, 10422272), (28, 7444480), (32, 6513920), (35, 5955584), (40, 5211136), (56, 3722240), (64, 3256960), (70, 2977792), (80, 2605568), (112, 1861120), (128, 1628480), (140, 1488896), (160, 1302784), (224, 930560), (256, 814240), (280, 744448), (320, 651392), (448, 465280), (512, 407120), (560, 372224), (640, 325696), (727, 286720), (896, 232640), (1024, 203560), (1120, 186112), (1280, 162848), (1454, 143360), (1792, 116320), (2048, 101780), (2240, 93056), (2560, 81424), (2908, 71680), (3584, 58160), (3635, 57344), (4096, 50890), (4480, 46528), (5089, 40960), (5120, 40712), (5816, 35840), (7168, 29080), (7270, 28672), (8192, 25445), (8960, 23264), (10178, 20480), (10240, 20356), (11632, 17920), (14336, 14540)]