1316000640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{685417}}^1$

素因数の和:685439

約数の個数: 64

約数和(自身を含む): 4194758160

約数和(自身を除く): 2878757520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 685417, 1370834, 2056251, 2741668, 3427085, 4112502, 5483336, 6854170, 8225004, 10281255, 10966672, 13708340, 16450008, 20562510, 21933344, 27416680, 32900016, 41125020, 43866688, 54833360, 65800032, 82250040, 87733376, 109666720, 131600064, 164500080, 219333440, 263200128, 329000160, 438666880, 658000320, 1316000640]

約数ペア:

[(1, 1316000640), (2, 658000320), (3, 438666880), (4, 329000160), (5, 263200128), (6, 219333440), (8, 164500080), (10, 131600064), (12, 109666720), (15, 87733376), (16, 82250040), (20, 65800032), (24, 54833360), (30, 43866688), (32, 41125020), (40, 32900016), (48, 27416680), (60, 21933344), (64, 20562510), (80, 16450008), (96, 13708340), (120, 10966672), (128, 10281255), (160, 8225004), (192, 6854170), (240, 5483336), (320, 4112502), (384, 3427085), (480, 2741668), (640, 2056251), (960, 1370834), (1920, 685417)]