280656000

素因数分解:

$2^7\times 3^2\times 5^3\times {\mathrm{1949}}^1$

素因数の和:1984

約数の個数: 192

約数和(自身を含む): 1008423000

約数和(自身を除く): 727767000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 45, 48, 50, 60, 64, 72, 75, 80, 90, 96, 100, 120, 125, 128, 144, 150, 160, 180, 192, 200, 225, 240, 250, 288, 300, 320, 360, 375, 384, 400, 450, 480, 500, 576, 600, 640, 720, 750, 800, 900, 960, 1000, 1125, 1152, 1200, 1440, 1500, 1600, 1800, 1920, 1949, 2000, 2250, 2400, 2880, 3000, 3200, 3600, 3898, 4000, 4500, 4800, 5760, 5847, 6000, 7200, 7796, 8000, 9000, 9600, 9745, 11694, 12000, 14400, 15592, 16000, 17541, 18000, 19490, 23388, 24000, 28800, 29235, 31184, 35082, 36000, 38980, 46776, 48000, 48725, 58470, 62368, 70164, 72000, 77960, 87705, 93552, 97450, 116940, 124736, 140328, 144000, 146175, 155920, 175410, 187104, 194900, 233880, 243625, 249472, 280656, 292350, 311840, 350820, 374208, 389800, 438525, 467760, 487250, 561312, 584700, 623680, 701640, 730875, 748416, 779600, 877050, 935520, 974500, 1122624, 1169400, 1247360, 1403280, 1461750, 1559200, 1754100, 1871040, 1949000, 2192625, 2245248, 2338800, 2806560, 2923500, 3118400, 3508200, 3742080, 3898000, 4385250, 4677600, 5613120, 5847000, 6236800, 7016400, 7796000, 8770500, 9355200, 11226240, 11694000, 14032800, 15592000, 17541000, 18710400, 23388000, 28065600, 31184000, 35082000, 46776000, 56131200, 70164000, 93552000, 140328000, 280656000]

約数ペア:

[(1, 280656000), (2, 140328000), (3, 93552000), (4, 70164000), (5, 56131200), (6, 46776000), (8, 35082000), (9, 31184000), (10, 28065600), (12, 23388000), (15, 18710400), (16, 17541000), (18, 15592000), (20, 14032800), (24, 11694000), (25, 11226240), (30, 9355200), (32, 8770500), (36, 7796000), (40, 7016400), (45, 6236800), (48, 5847000), (50, 5613120), (60, 4677600), (64, 4385250), (72, 3898000), (75, 3742080), (80, 3508200), (90, 3118400), (96, 2923500), (100, 2806560), (120, 2338800), (125, 2245248), (128, 2192625), (144, 1949000), (150, 1871040), (160, 1754100), (180, 1559200), (192, 1461750), (200, 1403280), (225, 1247360), (240, 1169400), (250, 1122624), (288, 974500), (300, 935520), (320, 877050), (360, 779600), (375, 748416), (384, 730875), (400, 701640), (450, 623680), (480, 584700), (500, 561312), (576, 487250), (600, 467760), (640, 438525), (720, 389800), (750, 374208), (800, 350820), (900, 311840), (960, 292350), (1000, 280656), (1125, 249472), (1152, 243625), (1200, 233880), (1440, 194900), (1500, 187104), (1600, 175410), (1800, 155920), (1920, 146175), (1949, 144000), (2000, 140328), (2250, 124736), (2400, 116940), (2880, 97450), (3000, 93552), (3200, 87705), (3600, 77960), (3898, 72000), (4000, 70164), (4500, 62368), (4800, 58470), (5760, 48725), (5847, 48000), (6000, 46776), (7200, 38980), (7796, 36000), (8000, 35082), (9000, 31184), (9600, 29235), (9745, 28800), (11694, 24000), (12000, 23388), (14400, 19490), (15592, 18000), (16000, 17541)]