1286093440

素因数分解:

$2^7\times 5^1\times {\mathrm{127}}^1\times {\mathrm{15823}}^1$

素因数の和:15969

約数の個数: 64

約数和(自身を含む): 3098972160

約数和(自身を除く): 1812878720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 128, 160, 254, 320, 508, 635, 640, 1016, 1270, 2032, 2540, 4064, 5080, 8128, 10160, 15823, 16256, 20320, 31646, 40640, 63292, 79115, 81280, 126584, 158230, 253168, 316460, 506336, 632920, 1012672, 1265840, 2009521, 2025344, 2531680, 4019042, 5063360, 8038084, 10047605, 10126720, 16076168, 20095210, 32152336, 40190420, 64304672, 80380840, 128609344, 160761680, 257218688, 321523360, 643046720, 1286093440]

約数ペア:

[(1, 1286093440), (2, 643046720), (4, 321523360), (5, 257218688), (8, 160761680), (10, 128609344), (16, 80380840), (20, 64304672), (32, 40190420), (40, 32152336), (64, 20095210), (80, 16076168), (127, 10126720), (128, 10047605), (160, 8038084), (254, 5063360), (320, 4019042), (508, 2531680), (635, 2025344), (640, 2009521), (1016, 1265840), (1270, 1012672), (2032, 632920), (2540, 506336), (4064, 316460), (5080, 253168), (8128, 158230), (10160, 126584), (15823, 81280), (16256, 79115), (20320, 63292), (31646, 40640)]