28810800

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{151}}^1$

素因数の和:228

約数の個数: 180

約数和(自身を含む): 102542544

約数和(自身を除く): 73731744

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 40, 45, 48, 50, 53, 60, 72, 75, 80, 90, 100, 106, 120, 144, 150, 151, 159, 180, 200, 212, 225, 240, 265, 300, 302, 318, 360, 400, 424, 450, 453, 477, 530, 600, 604, 636, 720, 755, 795, 848, 900, 906, 954, 1060, 1200, 1208, 1272, 1325, 1359, 1510, 1590, 1800, 1812, 1908, 2120, 2265, 2385, 2416, 2544, 2650, 2718, 3020, 3180, 3600, 3624, 3775, 3816, 3975, 4240, 4530, 4770, 5300, 5436, 6040, 6360, 6795, 7248, 7550, 7632, 7950, 8003, 9060, 9540, 10600, 10872, 11325, 11925, 12080, 12720, 13590, 15100, 15900, 16006, 18120, 19080, 21200, 21744, 22650, 23850, 24009, 27180, 30200, 31800, 32012, 33975, 36240, 38160, 40015, 45300, 47700, 48018, 54360, 60400, 63600, 64024, 67950, 72027, 80030, 90600, 95400, 96036, 108720, 120045, 128048, 135900, 144054, 160060, 181200, 190800, 192072, 200075, 240090, 271800, 288108, 320120, 360135, 384144, 400150, 480180, 543600, 576216, 600225, 640240, 720270, 800300, 960360, 1152432, 1200450, 1440540, 1600600, 1800675, 1920720, 2400900, 2881080, 3201200, 3601350, 4801800, 5762160, 7202700, 9603600, 14405400, 28810800]

約数ペア:

[(1, 28810800), (2, 14405400), (3, 9603600), (4, 7202700), (5, 5762160), (6, 4801800), (8, 3601350), (9, 3201200), (10, 2881080), (12, 2400900), (15, 1920720), (16, 1800675), (18, 1600600), (20, 1440540), (24, 1200450), (25, 1152432), (30, 960360), (36, 800300), (40, 720270), (45, 640240), (48, 600225), (50, 576216), (53, 543600), (60, 480180), (72, 400150), (75, 384144), (80, 360135), (90, 320120), (100, 288108), (106, 271800), (120, 240090), (144, 200075), (150, 192072), (151, 190800), (159, 181200), (180, 160060), (200, 144054), (212, 135900), (225, 128048), (240, 120045), (265, 108720), (300, 96036), (302, 95400), (318, 90600), (360, 80030), (400, 72027), (424, 67950), (450, 64024), (453, 63600), (477, 60400), (530, 54360), (600, 48018), (604, 47700), (636, 45300), (720, 40015), (755, 38160), (795, 36240), (848, 33975), (900, 32012), (906, 31800), (954, 30200), (1060, 27180), (1200, 24009), (1208, 23850), (1272, 22650), (1325, 21744), (1359, 21200), (1510, 19080), (1590, 18120), (1800, 16006), (1812, 15900), (1908, 15100), (2120, 13590), (2265, 12720), (2385, 12080), (2416, 11925), (2544, 11325), (2650, 10872), (2718, 10600), (3020, 9540), (3180, 9060), (3600, 8003), (3624, 7950), (3775, 7632), (3816, 7550), (3975, 7248), (4240, 6795), (4530, 6360), (4770, 6040), (5300, 5436)]