28387800

素因数分解:

$2^3\times 3^3\times 5^2\times 7^1\times {\mathrm{751}}^1$

素因数の和:783

約数の個数: 192

約数和(自身を含む): 111897600

約数和(自身を除く): 83509800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 25, 27, 28, 30, 35, 36, 40, 42, 45, 50, 54, 56, 60, 63, 70, 72, 75, 84, 90, 100, 105, 108, 120, 126, 135, 140, 150, 168, 175, 180, 189, 200, 210, 216, 225, 252, 270, 280, 300, 315, 350, 360, 378, 420, 450, 504, 525, 540, 600, 630, 675, 700, 751, 756, 840, 900, 945, 1050, 1080, 1260, 1350, 1400, 1502, 1512, 1575, 1800, 1890, 2100, 2253, 2520, 2700, 3004, 3150, 3755, 3780, 4200, 4506, 4725, 5257, 5400, 6008, 6300, 6759, 7510, 7560, 9012, 9450, 10514, 11265, 12600, 13518, 15020, 15771, 18024, 18775, 18900, 20277, 21028, 22530, 26285, 27036, 30040, 31542, 33795, 37550, 37800, 40554, 42056, 45060, 47313, 52570, 54072, 56325, 63084, 67590, 75100, 78855, 81108, 90120, 94626, 101385, 105140, 112650, 126168, 131425, 135180, 141939, 150200, 157710, 162216, 168975, 189252, 202770, 210280, 225300, 236565, 262850, 270360, 283878, 315420, 337950, 378504, 394275, 405540, 450600, 473130, 506925, 525700, 567756, 630840, 675900, 709695, 788550, 811080, 946260, 1013850, 1051400, 1135512, 1182825, 1351800, 1419390, 1577100, 1892520, 2027700, 2365650, 2838780, 3154200, 3548475, 4055400, 4731300, 5677560, 7096950, 9462600, 14193900, 28387800]

約数ペア:

[(1, 28387800), (2, 14193900), (3, 9462600), (4, 7096950), (5, 5677560), (6, 4731300), (7, 4055400), (8, 3548475), (9, 3154200), (10, 2838780), (12, 2365650), (14, 2027700), (15, 1892520), (18, 1577100), (20, 1419390), (21, 1351800), (24, 1182825), (25, 1135512), (27, 1051400), (28, 1013850), (30, 946260), (35, 811080), (36, 788550), (40, 709695), (42, 675900), (45, 630840), (50, 567756), (54, 525700), (56, 506925), (60, 473130), (63, 450600), (70, 405540), (72, 394275), (75, 378504), (84, 337950), (90, 315420), (100, 283878), (105, 270360), (108, 262850), (120, 236565), (126, 225300), (135, 210280), (140, 202770), (150, 189252), (168, 168975), (175, 162216), (180, 157710), (189, 150200), (200, 141939), (210, 135180), (216, 131425), (225, 126168), (252, 112650), (270, 105140), (280, 101385), (300, 94626), (315, 90120), (350, 81108), (360, 78855), (378, 75100), (420, 67590), (450, 63084), (504, 56325), (525, 54072), (540, 52570), (600, 47313), (630, 45060), (675, 42056), (700, 40554), (751, 37800), (756, 37550), (840, 33795), (900, 31542), (945, 30040), (1050, 27036), (1080, 26285), (1260, 22530), (1350, 21028), (1400, 20277), (1502, 18900), (1512, 18775), (1575, 18024), (1800, 15771), (1890, 15020), (2100, 13518), (2253, 12600), (2520, 11265), (2700, 10514), (3004, 9450), (3150, 9012), (3755, 7560), (3780, 7510), (4200, 6759), (4506, 6300), (4725, 6008), (5257, 5400)]