221761440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{154001}}^1$

素因数の和:154022

約数の個数: 72

約数和(自身を含む): 756765828

約数和(自身を除く): 535004388

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, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 154001, 308002, 462003, 616004, 770005, 924006, 1232008, 1386009, 1540010, 1848012, 2310015, 2464016, 2772018, 3080020, 3696024, 4620030, 4928032, 5544036, 6160040, 6930045, 7392048, 9240060, 11088072, 12320080, 13860090, 14784096, 18480120, 22176144, 24640160, 27720180, 36960240, 44352288, 55440360, 73920480, 110880720, 221761440]

約数ペア:

[(1, 221761440), (2, 110880720), (3, 73920480), (4, 55440360), (5, 44352288), (6, 36960240), (8, 27720180), (9, 24640160), (10, 22176144), (12, 18480120), (15, 14784096), (16, 13860090), (18, 12320080), (20, 11088072), (24, 9240060), (30, 7392048), (32, 6930045), (36, 6160040), (40, 5544036), (45, 4928032), (48, 4620030), (60, 3696024), (72, 3080020), (80, 2772018), (90, 2464016), (96, 2310015), (120, 1848012), (144, 1540010), (160, 1386009), (180, 1232008), (240, 924006), (288, 770005), (360, 616004), (480, 462003), (720, 308002), (1440, 154001)]