27990000

素因数分解:

$2^4\times 3^2\times 5^4\times {\mathrm{311}}^1$

素因数の和:345

約数の個数: 150

約数和(自身を含む): 98199816

約数和(自身を除く): 70209816

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, 311, 360, 375, 400, 450, 500, 600, 622, 625, 720, 750, 900, 933, 1000, 1125, 1200, 1244, 1250, 1500, 1555, 1800, 1866, 1875, 2000, 2250, 2488, 2500, 2799, 3000, 3110, 3600, 3732, 3750, 4500, 4665, 4976, 5000, 5598, 5625, 6000, 6220, 7464, 7500, 7775, 9000, 9330, 10000, 11196, 11250, 12440, 13995, 14928, 15000, 15550, 18000, 18660, 22392, 22500, 23325, 24880, 27990, 30000, 31100, 37320, 38875, 44784, 45000, 46650, 55980, 62200, 69975, 74640, 77750, 90000, 93300, 111960, 116625, 124400, 139950, 155500, 186600, 194375, 223920, 233250, 279900, 311000, 349875, 373200, 388750, 466500, 559800, 583125, 622000, 699750, 777500, 933000, 1119600, 1166250, 1399500, 1555000, 1749375, 1866000, 2332500, 2799000, 3110000, 3498750, 4665000, 5598000, 6997500, 9330000, 13995000, 27990000]

約数ペア:

[(1, 27990000), (2, 13995000), (3, 9330000), (4, 6997500), (5, 5598000), (6, 4665000), (8, 3498750), (9, 3110000), (10, 2799000), (12, 2332500), (15, 1866000), (16, 1749375), (18, 1555000), (20, 1399500), (24, 1166250), (25, 1119600), (30, 933000), (36, 777500), (40, 699750), (45, 622000), (48, 583125), (50, 559800), (60, 466500), (72, 388750), (75, 373200), (80, 349875), (90, 311000), (100, 279900), (120, 233250), (125, 223920), (144, 194375), (150, 186600), (180, 155500), (200, 139950), (225, 124400), (240, 116625), (250, 111960), (300, 93300), (311, 90000), (360, 77750), (375, 74640), (400, 69975), (450, 62200), (500, 55980), (600, 46650), (622, 45000), (625, 44784), (720, 38875), (750, 37320), (900, 31100), (933, 30000), (1000, 27990), (1125, 24880), (1200, 23325), (1244, 22500), (1250, 22392), (1500, 18660), (1555, 18000), (1800, 15550), (1866, 15000), (1875, 14928), (2000, 13995), (2250, 12440), (2488, 11250), (2500, 11196), (2799, 10000), (3000, 9330), (3110, 9000), (3600, 7775), (3732, 7500), (3750, 7464), (4500, 6220), (4665, 6000), (4976, 5625), (5000, 5598)]