207821700

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{25657}}^1$

素因数の和:25683

約数の個数: 90

約数和(自身を含む): 673702106

約数和(自身を除く): 465880406

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 135, 150, 162, 180, 225, 270, 300, 324, 405, 450, 540, 675, 810, 900, 1350, 1620, 2025, 2700, 4050, 8100, 25657, 51314, 76971, 102628, 128285, 153942, 230913, 256570, 307884, 384855, 461826, 513140, 641425, 692739, 769710, 923652, 1154565, 1282850, 1385478, 1539420, 1924275, 2078217, 2309130, 2565700, 2770956, 3463695, 3848550, 4156434, 4618260, 5772825, 6927390, 7697100, 8312868, 10391085, 11545650, 13854780, 17318475, 20782170, 23091300, 34636950, 41564340, 51955425, 69273900, 103910850, 207821700]

約数ペア:

[(1, 207821700), (2, 103910850), (3, 69273900), (4, 51955425), (5, 41564340), (6, 34636950), (9, 23091300), (10, 20782170), (12, 17318475), (15, 13854780), (18, 11545650), (20, 10391085), (25, 8312868), (27, 7697100), (30, 6927390), (36, 5772825), (45, 4618260), (50, 4156434), (54, 3848550), (60, 3463695), (75, 2770956), (81, 2565700), (90, 2309130), (100, 2078217), (108, 1924275), (135, 1539420), (150, 1385478), (162, 1282850), (180, 1154565), (225, 923652), (270, 769710), (300, 692739), (324, 641425), (405, 513140), (450, 461826), (540, 384855), (675, 307884), (810, 256570), (900, 230913), (1350, 153942), (1620, 128285), (2025, 102628), (2700, 76971), (4050, 51314), (8100, 25657)]