19172592720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{26628601}}^1$

素因数の和:26628620

約数の個数: 60

約数和(自身を含む): 64387959636

約数和(自身を除く): 45215366916

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 26628601, 53257202, 79885803, 106514404, 133143005, 159771606, 213028808, 239657409, 266286010, 319543212, 399429015, 426057616, 479314818, 532572020, 639086424, 798858030, 958629636, 1065144040, 1198287045, 1278172848, 1597716060, 1917259272, 2130288080, 2396574090, 3195432120, 3834518544, 4793148180, 6390864240, 9586296360, 19172592720]

約数ペア:

[(1, 19172592720), (2, 9586296360), (3, 6390864240), (4, 4793148180), (5, 3834518544), (6, 3195432120), (8, 2396574090), (9, 2130288080), (10, 1917259272), (12, 1597716060), (15, 1278172848), (16, 1198287045), (18, 1065144040), (20, 958629636), (24, 798858030), (30, 639086424), (36, 532572020), (40, 479314818), (45, 426057616), (48, 399429015), (60, 319543212), (72, 266286010), (80, 239657409), (90, 213028808), (120, 159771606), (144, 133143005), (180, 106514404), (240, 79885803), (360, 53257202), (720, 26628601)]