31331840640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{16318667}}^1$

素因数の和:16318689

約数の個数: 64

約数和(自身を含む): 99870248160

約数和(自身を除く): 68538407520

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, 16318667, 32637334, 48956001, 65274668, 81593335, 97912002, 130549336, 163186670, 195824004, 244780005, 261098672, 326373340, 391648008, 489560010, 522197344, 652746680, 783296016, 979120020, 1044394688, 1305493360, 1566592032, 1958240040, 2088789376, 2610986720, 3133184064, 3916480080, 5221973440, 6266368128, 7832960160, 10443946880, 15665920320, 31331840640]

約数ペア:

[(1, 31331840640), (2, 15665920320), (3, 10443946880), (4, 7832960160), (5, 6266368128), (6, 5221973440), (8, 3916480080), (10, 3133184064), (12, 2610986720), (15, 2088789376), (16, 1958240040), (20, 1566592032), (24, 1305493360), (30, 1044394688), (32, 979120020), (40, 783296016), (48, 652746680), (60, 522197344), (64, 489560010), (80, 391648008), (96, 326373340), (120, 261098672), (128, 244780005), (160, 195824004), (192, 163186670), (240, 130549336), (320, 97912002), (384, 81593335), (480, 65274668), (640, 48956001), (960, 32637334), (1920, 16318667)]