288999000

素因数分解:

$2^3\times 3^2\times 5^3\times {\mathrm{163}}^1\times {\mathrm{197}}^1$

素因数の和:387

約数の個数: 192

約数和(自身を含む): 987798240

約数和(自身を除く): 698799240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 120, 125, 150, 163, 180, 197, 200, 225, 250, 300, 326, 360, 375, 394, 450, 489, 500, 591, 600, 652, 750, 788, 815, 900, 978, 985, 1000, 1125, 1182, 1304, 1467, 1500, 1576, 1630, 1773, 1800, 1956, 1970, 2250, 2364, 2445, 2934, 2955, 3000, 3260, 3546, 3912, 3940, 4075, 4500, 4728, 4890, 4925, 5868, 5910, 6520, 7092, 7335, 7880, 8150, 8865, 9000, 9780, 9850, 11736, 11820, 12225, 14184, 14670, 14775, 16300, 17730, 19560, 19700, 20375, 23640, 24450, 24625, 29340, 29550, 32111, 32600, 35460, 36675, 39400, 40750, 44325, 48900, 49250, 58680, 59100, 61125, 64222, 70920, 73350, 73875, 81500, 88650, 96333, 97800, 98500, 118200, 122250, 128444, 146700, 147750, 160555, 163000, 177300, 183375, 192666, 197000, 221625, 244500, 256888, 288999, 293400, 295500, 321110, 354600, 366750, 385332, 443250, 481665, 489000, 577998, 591000, 642220, 733500, 770664, 802775, 886500, 963330, 1155996, 1284440, 1444995, 1467000, 1605550, 1773000, 1926660, 2311992, 2408325, 2889990, 3211100, 3853320, 4013875, 4816650, 5779980, 6422200, 7224975, 8027750, 9633300, 11559960, 12041625, 14449950, 16055500, 19266600, 24083250, 28899900, 32111000, 36124875, 48166500, 57799800, 72249750, 96333000, 144499500, 288999000]

約数ペア:

[(1, 288999000), (2, 144499500), (3, 96333000), (4, 72249750), (5, 57799800), (6, 48166500), (8, 36124875), (9, 32111000), (10, 28899900), (12, 24083250), (15, 19266600), (18, 16055500), (20, 14449950), (24, 12041625), (25, 11559960), (30, 9633300), (36, 8027750), (40, 7224975), (45, 6422200), (50, 5779980), (60, 4816650), (72, 4013875), (75, 3853320), (90, 3211100), (100, 2889990), (120, 2408325), (125, 2311992), (150, 1926660), (163, 1773000), (180, 1605550), (197, 1467000), (200, 1444995), (225, 1284440), (250, 1155996), (300, 963330), (326, 886500), (360, 802775), (375, 770664), (394, 733500), (450, 642220), (489, 591000), (500, 577998), (591, 489000), (600, 481665), (652, 443250), (750, 385332), (788, 366750), (815, 354600), (900, 321110), (978, 295500), (985, 293400), (1000, 288999), (1125, 256888), (1182, 244500), (1304, 221625), (1467, 197000), (1500, 192666), (1576, 183375), (1630, 177300), (1773, 163000), (1800, 160555), (1956, 147750), (1970, 146700), (2250, 128444), (2364, 122250), (2445, 118200), (2934, 98500), (2955, 97800), (3000, 96333), (3260, 88650), (3546, 81500), (3912, 73875), (3940, 73350), (4075, 70920), (4500, 64222), (4728, 61125), (4890, 59100), (4925, 58680), (5868, 49250), (5910, 48900), (6520, 44325), (7092, 40750), (7335, 39400), (7880, 36675), (8150, 35460), (8865, 32600), (9000, 32111), (9780, 29550), (9850, 29340), (11736, 24625), (11820, 24450), (12225, 23640), (14184, 20375), (14670, 19700), (14775, 19560), (16300, 17730)]