30421800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{16901}}^1$

素因数の和:16923

約数の個数: 72

約数和(自身を含む): 102172590

約数和(自身を除く): 71750790

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 120, 150, 180, 200, 225, 300, 360, 450, 600, 900, 1800, 16901, 33802, 50703, 67604, 84505, 101406, 135208, 152109, 169010, 202812, 253515, 304218, 338020, 405624, 422525, 507030, 608436, 676040, 760545, 845050, 1014060, 1216872, 1267575, 1521090, 1690100, 2028120, 2535150, 3042180, 3380200, 3802725, 5070300, 6084360, 7605450, 10140600, 15210900, 30421800]

約数ペア:

[(1, 30421800), (2, 15210900), (3, 10140600), (4, 7605450), (5, 6084360), (6, 5070300), (8, 3802725), (9, 3380200), (10, 3042180), (12, 2535150), (15, 2028120), (18, 1690100), (20, 1521090), (24, 1267575), (25, 1216872), (30, 1014060), (36, 845050), (40, 760545), (45, 676040), (50, 608436), (60, 507030), (72, 422525), (75, 405624), (90, 338020), (100, 304218), (120, 253515), (150, 202812), (180, 169010), (200, 152109), (225, 135208), (300, 101406), (360, 84505), (450, 67604), (600, 50703), (900, 33802), (1800, 16901)]