199890000

素因数分解:

$2^4\times 3^2\times 5^4\times {\mathrm{2221}}^1$

素因数の和:2255

約数の個数: 150

約数和(自身を含む): 699358946

約数和(自身を除く): 499468946

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, 60, 72, 75, 80, 90, 100, 120, 125, 144, 150, 180, 200, 225, 240, 250, 300, 360, 375, 400, 450, 500, 600, 625, 720, 750, 900, 1000, 1125, 1200, 1250, 1500, 1800, 1875, 2000, 2221, 2250, 2500, 3000, 3600, 3750, 4442, 4500, 5000, 5625, 6000, 6663, 7500, 8884, 9000, 10000, 11105, 11250, 13326, 15000, 17768, 18000, 19989, 22210, 22500, 26652, 30000, 33315, 35536, 39978, 44420, 45000, 53304, 55525, 66630, 79956, 88840, 90000, 99945, 106608, 111050, 133260, 159912, 166575, 177680, 199890, 222100, 266520, 277625, 319824, 333150, 399780, 444200, 499725, 533040, 555250, 666300, 799560, 832875, 888400, 999450, 1110500, 1332600, 1388125, 1599120, 1665750, 1998900, 2221000, 2498625, 2665200, 2776250, 3331500, 3997800, 4164375, 4442000, 4997250, 5552500, 6663000, 7995600, 8328750, 9994500, 11105000, 12493125, 13326000, 16657500, 19989000, 22210000, 24986250, 33315000, 39978000, 49972500, 66630000, 99945000, 199890000]

約数ペア:

[(1, 199890000), (2, 99945000), (3, 66630000), (4, 49972500), (5, 39978000), (6, 33315000), (8, 24986250), (9, 22210000), (10, 19989000), (12, 16657500), (15, 13326000), (16, 12493125), (18, 11105000), (20, 9994500), (24, 8328750), (25, 7995600), (30, 6663000), (36, 5552500), (40, 4997250), (45, 4442000), (48, 4164375), (50, 3997800), (60, 3331500), (72, 2776250), (75, 2665200), (80, 2498625), (90, 2221000), (100, 1998900), (120, 1665750), (125, 1599120), (144, 1388125), (150, 1332600), (180, 1110500), (200, 999450), (225, 888400), (240, 832875), (250, 799560), (300, 666300), (360, 555250), (375, 533040), (400, 499725), (450, 444200), (500, 399780), (600, 333150), (625, 319824), (720, 277625), (750, 266520), (900, 222100), (1000, 199890), (1125, 177680), (1200, 166575), (1250, 159912), (1500, 133260), (1800, 111050), (1875, 106608), (2000, 99945), (2221, 90000), (2250, 88840), (2500, 79956), (3000, 66630), (3600, 55525), (3750, 53304), (4442, 45000), (4500, 44420), (5000, 39978), (5625, 35536), (6000, 33315), (6663, 30000), (7500, 26652), (8884, 22500), (9000, 22210), (10000, 19989), (11105, 18000), (11250, 17768), (13326, 15000)]