2790000

素因数分解:

$2^4\times 3^2\times 5^4\times {\mathrm{31}}^1$

素因数の和:65

約数の個数: 150

約数和(自身を含む): 10071776

約数和(自身を除く): 7281776

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 31, 36, 40, 45, 48, 50, 60, 62, 72, 75, 80, 90, 93, 100, 120, 124, 125, 144, 150, 155, 180, 186, 200, 225, 240, 248, 250, 279, 300, 310, 360, 372, 375, 400, 450, 465, 496, 500, 558, 600, 620, 625, 720, 744, 750, 775, 900, 930, 1000, 1116, 1125, 1200, 1240, 1250, 1395, 1488, 1500, 1550, 1800, 1860, 1875, 2000, 2232, 2250, 2325, 2480, 2500, 2790, 3000, 3100, 3600, 3720, 3750, 3875, 4464, 4500, 4650, 5000, 5580, 5625, 6000, 6200, 6975, 7440, 7500, 7750, 9000, 9300, 10000, 11160, 11250, 11625, 12400, 13950, 15000, 15500, 18000, 18600, 19375, 22320, 22500, 23250, 27900, 30000, 31000, 34875, 37200, 38750, 45000, 46500, 55800, 58125, 62000, 69750, 77500, 90000, 93000, 111600, 116250, 139500, 155000, 174375, 186000, 232500, 279000, 310000, 348750, 465000, 558000, 697500, 930000, 1395000, 2790000]

約数ペア:

[(1, 2790000), (2, 1395000), (3, 930000), (4, 697500), (5, 558000), (6, 465000), (8, 348750), (9, 310000), (10, 279000), (12, 232500), (15, 186000), (16, 174375), (18, 155000), (20, 139500), (24, 116250), (25, 111600), (30, 93000), (31, 90000), (36, 77500), (40, 69750), (45, 62000), (48, 58125), (50, 55800), (60, 46500), (62, 45000), (72, 38750), (75, 37200), (80, 34875), (90, 31000), (93, 30000), (100, 27900), (120, 23250), (124, 22500), (125, 22320), (144, 19375), (150, 18600), (155, 18000), (180, 15500), (186, 15000), (200, 13950), (225, 12400), (240, 11625), (248, 11250), (250, 11160), (279, 10000), (300, 9300), (310, 9000), (360, 7750), (372, 7500), (375, 7440), (400, 6975), (450, 6200), (465, 6000), (496, 5625), (500, 5580), (558, 5000), (600, 4650), (620, 4500), (625, 4464), (720, 3875), (744, 3750), (750, 3720), (775, 3600), (900, 3100), (930, 3000), (1000, 2790), (1116, 2500), (1125, 2480), (1200, 2325), (1240, 2250), (1250, 2232), (1395, 2000), (1488, 1875), (1500, 1860), (1550, 1800)]