317480960

素因数分解:

$2^{13}\times 5^1\times {\mathrm{23}}^1\times {\mathrm{337}}^1$

素因数の和:391

約数の個数: 112

約数和(自身を含む): 797393376

約数和(自身を除く): 479912416

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 320, 337, 368, 460, 512, 640, 674, 736, 920, 1024, 1280, 1348, 1472, 1685, 1840, 2048, 2560, 2696, 2944, 3370, 3680, 4096, 5120, 5392, 5888, 6740, 7360, 7751, 8192, 10240, 10784, 11776, 13480, 14720, 15502, 20480, 21568, 23552, 26960, 29440, 31004, 38755, 40960, 43136, 47104, 53920, 58880, 62008, 77510, 86272, 94208, 107840, 117760, 124016, 155020, 172544, 188416, 215680, 235520, 248032, 310040, 345088, 431360, 471040, 496064, 620080, 690176, 862720, 942080, 992128, 1240160, 1380352, 1725440, 1984256, 2480320, 2760704, 3450880, 3968512, 4960640, 6901760, 7937024, 9921280, 13803520, 15874048, 19842560, 31748096, 39685120, 63496192, 79370240, 158740480, 317480960]

約数ペア:

[(1, 317480960), (2, 158740480), (4, 79370240), (5, 63496192), (8, 39685120), (10, 31748096), (16, 19842560), (20, 15874048), (23, 13803520), (32, 9921280), (40, 7937024), (46, 6901760), (64, 4960640), (80, 3968512), (92, 3450880), (115, 2760704), (128, 2480320), (160, 1984256), (184, 1725440), (230, 1380352), (256, 1240160), (320, 992128), (337, 942080), (368, 862720), (460, 690176), (512, 620080), (640, 496064), (674, 471040), (736, 431360), (920, 345088), (1024, 310040), (1280, 248032), (1348, 235520), (1472, 215680), (1685, 188416), (1840, 172544), (2048, 155020), (2560, 124016), (2696, 117760), (2944, 107840), (3370, 94208), (3680, 86272), (4096, 77510), (5120, 62008), (5392, 58880), (5888, 53920), (6740, 47104), (7360, 43136), (7751, 40960), (8192, 38755), (10240, 31004), (10784, 29440), (11776, 26960), (13480, 23552), (14720, 21568), (15502, 20480)]