30720960

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{10667}}^1$

素因数の和:10690

約数の個数: 84

約数和(自身を含む): 105677208

約数和(自身を除く): 74956248

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 320, 360, 480, 576, 720, 960, 1440, 2880, 10667, 21334, 32001, 42668, 53335, 64002, 85336, 96003, 106670, 128004, 160005, 170672, 192006, 213340, 256008, 320010, 341344, 384012, 426680, 480015, 512016, 640020, 682688, 768024, 853360, 960030, 1024032, 1280040, 1536048, 1706720, 1920060, 2048064, 2560080, 3072096, 3413440, 3840120, 5120160, 6144192, 7680240, 10240320, 15360480, 30720960]

約数ペア:

[(1, 30720960), (2, 15360480), (3, 10240320), (4, 7680240), (5, 6144192), (6, 5120160), (8, 3840120), (9, 3413440), (10, 3072096), (12, 2560080), (15, 2048064), (16, 1920060), (18, 1706720), (20, 1536048), (24, 1280040), (30, 1024032), (32, 960030), (36, 853360), (40, 768024), (45, 682688), (48, 640020), (60, 512016), (64, 480015), (72, 426680), (80, 384012), (90, 341344), (96, 320010), (120, 256008), (144, 213340), (160, 192006), (180, 170672), (192, 160005), (240, 128004), (288, 106670), (320, 96003), (360, 85336), (480, 64002), (576, 53335), (720, 42668), (960, 32001), (1440, 21334), (2880, 10667)]