28463400

素因数分解:

$2^3\times 3^4\times 5^2\times 7^1\times {\mathrm{251}}^1$

素因数の和:286

約数の個数: 240

約数和(自身を含む): 113430240

約数和(自身を除く): 84966840

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, 81, 84, 90, 100, 105, 108, 120, 126, 135, 140, 150, 162, 168, 175, 180, 189, 200, 210, 216, 225, 251, 252, 270, 280, 300, 315, 324, 350, 360, 378, 405, 420, 450, 502, 504, 525, 540, 567, 600, 630, 648, 675, 700, 753, 756, 810, 840, 900, 945, 1004, 1050, 1080, 1134, 1255, 1260, 1350, 1400, 1506, 1512, 1575, 1620, 1757, 1800, 1890, 2008, 2025, 2100, 2259, 2268, 2510, 2520, 2700, 2835, 3012, 3150, 3240, 3514, 3765, 3780, 4050, 4200, 4518, 4536, 4725, 5020, 5271, 5400, 5670, 6024, 6275, 6300, 6777, 7028, 7530, 7560, 8100, 8785, 9036, 9450, 10040, 10542, 11295, 11340, 12550, 12600, 13554, 14056, 14175, 15060, 15813, 16200, 17570, 18072, 18825, 18900, 20331, 21084, 22590, 22680, 25100, 26355, 27108, 28350, 30120, 31626, 33885, 35140, 37650, 37800, 40662, 42168, 43925, 45180, 47439, 50200, 52710, 54216, 56475, 56700, 63252, 67770, 70280, 75300, 79065, 81324, 87850, 90360, 94878, 101655, 105420, 112950, 113400, 126504, 131775, 135540, 142317, 150600, 158130, 162648, 169425, 175700, 189756, 203310, 210840, 225900, 237195, 263550, 271080, 284634, 316260, 338850, 351400, 379512, 395325, 406620, 451800, 474390, 508275, 527100, 569268, 632520, 677700, 711585, 790650, 813240, 948780, 1016550, 1054200, 1138536, 1185975, 1355400, 1423170, 1581300, 1897560, 2033100, 2371950, 2846340, 3162600, 3557925, 4066200, 4743900, 5692680, 7115850, 9487800, 14231700, 28463400]

約数ペア:

[(1, 28463400), (2, 14231700), (3, 9487800), (4, 7115850), (5, 5692680), (6, 4743900), (7, 4066200), (8, 3557925), (9, 3162600), (10, 2846340), (12, 2371950), (14, 2033100), (15, 1897560), (18, 1581300), (20, 1423170), (21, 1355400), (24, 1185975), (25, 1138536), (27, 1054200), (28, 1016550), (30, 948780), (35, 813240), (36, 790650), (40, 711585), (42, 677700), (45, 632520), (50, 569268), (54, 527100), (56, 508275), (60, 474390), (63, 451800), (70, 406620), (72, 395325), (75, 379512), (81, 351400), (84, 338850), (90, 316260), (100, 284634), (105, 271080), (108, 263550), (120, 237195), (126, 225900), (135, 210840), (140, 203310), (150, 189756), (162, 175700), (168, 169425), (175, 162648), (180, 158130), (189, 150600), (200, 142317), (210, 135540), (216, 131775), (225, 126504), (251, 113400), (252, 112950), (270, 105420), (280, 101655), (300, 94878), (315, 90360), (324, 87850), (350, 81324), (360, 79065), (378, 75300), (405, 70280), (420, 67770), (450, 63252), (502, 56700), (504, 56475), (525, 54216), (540, 52710), (567, 50200), (600, 47439), (630, 45180), (648, 43925), (675, 42168), (700, 40662), (753, 37800), (756, 37650), (810, 35140), (840, 33885), (900, 31626), (945, 30120), (1004, 28350), (1050, 27108), (1080, 26355), (1134, 25100), (1255, 22680), (1260, 22590), (1350, 21084), (1400, 20331), (1506, 18900), (1512, 18825), (1575, 18072), (1620, 17570), (1757, 16200), (1800, 15813), (1890, 15060), (2008, 14175), (2025, 14056), (2100, 13554), (2259, 12600), (2268, 12550), (2510, 11340), (2520, 11295), (2700, 10542), (2835, 10040), (3012, 9450), (3150, 9036), (3240, 8785), (3514, 8100), (3765, 7560), (3780, 7530), (4050, 7028), (4200, 6777), (4518, 6300), (4536, 6275), (4725, 6024), (5020, 5670), (5271, 5400)]