55440720

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{25667}}^1$

素因数の和:25689

約数の個数: 80

約数和(自身を含む): 190969920

約数和(自身を除く): 135529200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 25667, 51334, 77001, 102668, 128335, 154002, 205336, 231003, 256670, 308004, 385005, 410672, 462006, 513340, 616008, 693009, 770010, 924012, 1026680, 1155015, 1232016, 1386018, 1540020, 1848024, 2053360, 2310030, 2772036, 3080040, 3465045, 3696048, 4620060, 5544072, 6160080, 6930090, 9240120, 11088144, 13860180, 18480240, 27720360, 55440720]

約数ペア:

[(1, 55440720), (2, 27720360), (3, 18480240), (4, 13860180), (5, 11088144), (6, 9240120), (8, 6930090), (9, 6160080), (10, 5544072), (12, 4620060), (15, 3696048), (16, 3465045), (18, 3080040), (20, 2772036), (24, 2310030), (27, 2053360), (30, 1848024), (36, 1540020), (40, 1386018), (45, 1232016), (48, 1155015), (54, 1026680), (60, 924012), (72, 770010), (80, 693009), (90, 616008), (108, 513340), (120, 462006), (135, 410672), (144, 385005), (180, 308004), (216, 256670), (240, 231003), (270, 205336), (360, 154002), (432, 128335), (540, 102668), (720, 77001), (1080, 51334), (2160, 25667)]