21000931200

素因数分解:

$2^7\times 3^2\times 5^2\times {\mathrm{729199}}^1$

素因数の和:729229

約数の個数: 144

約数和(自身を含む): 74936238000

約数和(自身を除く): 53935306800

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, 128, 144, 150, 160, 180, 192, 200, 225, 240, 288, 300, 320, 360, 384, 400, 450, 480, 576, 600, 640, 720, 800, 900, 960, 1152, 1200, 1440, 1600, 1800, 1920, 2400, 2880, 3200, 3600, 4800, 5760, 7200, 9600, 14400, 28800, 729199, 1458398, 2187597, 2916796, 3645995, 4375194, 5833592, 6562791, 7291990, 8750388, 10937985, 11667184, 13125582, 14583980, 17500776, 18229975, 21875970, 23334368, 26251164, 29167960, 32813955, 35001552, 36459950, 43751940, 46668736, 52502328, 54689925, 58335920, 65627910, 70003104, 72919900, 87503880, 93337472, 105004656, 109379850, 116671840, 131255820, 140006208, 145839800, 164069775, 175007760, 210009312, 218759700, 233343680, 262511640, 280012416, 291679600, 328139550, 350015520, 420018624, 437519400, 466687360, 525023280, 583359200, 656279100, 700031040, 840037248, 875038800, 1050046560, 1166718400, 1312558200, 1400062080, 1750077600, 2100093120, 2333436800, 2625116400, 3500155200, 4200186240, 5250232800, 7000310400, 10500465600, 21000931200]

約数ペア:

[(1, 21000931200), (2, 10500465600), (3, 7000310400), (4, 5250232800), (5, 4200186240), (6, 3500155200), (8, 2625116400), (9, 2333436800), (10, 2100093120), (12, 1750077600), (15, 1400062080), (16, 1312558200), (18, 1166718400), (20, 1050046560), (24, 875038800), (25, 840037248), (30, 700031040), (32, 656279100), (36, 583359200), (40, 525023280), (45, 466687360), (48, 437519400), (50, 420018624), (60, 350015520), (64, 328139550), (72, 291679600), (75, 280012416), (80, 262511640), (90, 233343680), (96, 218759700), (100, 210009312), (120, 175007760), (128, 164069775), (144, 145839800), (150, 140006208), (160, 131255820), (180, 116671840), (192, 109379850), (200, 105004656), (225, 93337472), (240, 87503880), (288, 72919900), (300, 70003104), (320, 65627910), (360, 58335920), (384, 54689925), (400, 52502328), (450, 46668736), (480, 43751940), (576, 36459950), (600, 35001552), (640, 32813955), (720, 29167960), (800, 26251164), (900, 23334368), (960, 21875970), (1152, 18229975), (1200, 17500776), (1440, 14583980), (1600, 13125582), (1800, 11667184), (1920, 10937985), (2400, 8750388), (2880, 7291990), (3200, 6562791), (3600, 5833592), (4800, 4375194), (5760, 3645995), (7200, 2916796), (9600, 2187597), (14400, 1458398), (28800, 729199)]