209767040

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{6689}}^1$

素因数の和:6722

約数の個数: 96

約数和(自身を含む): 583434900

約数和(自身を除く): 373667860

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, 280, 320, 392, 448, 490, 560, 640, 784, 896, 980, 1120, 1568, 1960, 2240, 3136, 3920, 4480, 6272, 6689, 7840, 13378, 15680, 26756, 31360, 33445, 46823, 53512, 66890, 93646, 107024, 133780, 187292, 214048, 234115, 267560, 327761, 374584, 428096, 468230, 535120, 655522, 749168, 856192, 936460, 1070240, 1311044, 1498336, 1638805, 1872920, 2140480, 2622088, 2996672, 3277610, 3745840, 4280960, 5244176, 5993344, 6555220, 7491680, 10488352, 13110440, 14983360, 20976704, 26220880, 29966720, 41953408, 52441760, 104883520, 209767040]

約数ペア:

[(1, 209767040), (2, 104883520), (4, 52441760), (5, 41953408), (7, 29966720), (8, 26220880), (10, 20976704), (14, 14983360), (16, 13110440), (20, 10488352), (28, 7491680), (32, 6555220), (35, 5993344), (40, 5244176), (49, 4280960), (56, 3745840), (64, 3277610), (70, 2996672), (80, 2622088), (98, 2140480), (112, 1872920), (128, 1638805), (140, 1498336), (160, 1311044), (196, 1070240), (224, 936460), (245, 856192), (280, 749168), (320, 655522), (392, 535120), (448, 468230), (490, 428096), (560, 374584), (640, 327761), (784, 267560), (896, 234115), (980, 214048), (1120, 187292), (1568, 133780), (1960, 107024), (2240, 93646), (3136, 66890), (3920, 53512), (4480, 46823), (6272, 33445), (6689, 31360), (7840, 26756), (13378, 15680)]