18931800

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{139}}^1\times {\mathrm{227}}^1$

素因数の和:385

約数の個数: 96

約数和(自身を含む): 59371200

約数和(自身を除く): 40439400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 139, 150, 200, 227, 278, 300, 417, 454, 556, 600, 681, 695, 834, 908, 1112, 1135, 1362, 1390, 1668, 1816, 2085, 2270, 2724, 2780, 3336, 3405, 3475, 4170, 4540, 5448, 5560, 5675, 6810, 6950, 8340, 9080, 10425, 11350, 13620, 13900, 16680, 17025, 20850, 22700, 27240, 27800, 31553, 34050, 41700, 45400, 63106, 68100, 83400, 94659, 126212, 136200, 157765, 189318, 252424, 315530, 378636, 473295, 631060, 757272, 788825, 946590, 1262120, 1577650, 1893180, 2366475, 3155300, 3786360, 4732950, 6310600, 9465900, 18931800]

約数ペア:

[(1, 18931800), (2, 9465900), (3, 6310600), (4, 4732950), (5, 3786360), (6, 3155300), (8, 2366475), (10, 1893180), (12, 1577650), (15, 1262120), (20, 946590), (24, 788825), (25, 757272), (30, 631060), (40, 473295), (50, 378636), (60, 315530), (75, 252424), (100, 189318), (120, 157765), (139, 136200), (150, 126212), (200, 94659), (227, 83400), (278, 68100), (300, 63106), (417, 45400), (454, 41700), (556, 34050), (600, 31553), (681, 27800), (695, 27240), (834, 22700), (908, 20850), (1112, 17025), (1135, 16680), (1362, 13900), (1390, 13620), (1668, 11350), (1816, 10425), (2085, 9080), (2270, 8340), (2724, 6950), (2780, 6810), (3336, 5675), (3405, 5560), (3475, 5448), (4170, 4540)]