27900000

素因数分解:

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

素因数の和:72

約数の個数: 216

約数和(自身を含む): 102368448

約数和(自身を除く): 74468448

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 31, 32, 36, 40, 45, 48, 50, 60, 62, 72, 75, 80, 90, 93, 96, 100, 120, 124, 125, 144, 150, 155, 160, 180, 186, 200, 225, 240, 248, 250, 279, 288, 300, 310, 360, 372, 375, 400, 450, 465, 480, 496, 500, 558, 600, 620, 625, 720, 744, 750, 775, 800, 900, 930, 992, 1000, 1116, 1125, 1200, 1240, 1250, 1395, 1440, 1488, 1500, 1550, 1800, 1860, 1875, 2000, 2232, 2250, 2325, 2400, 2480, 2500, 2790, 2976, 3000, 3100, 3125, 3600, 3720, 3750, 3875, 4000, 4464, 4500, 4650, 4960, 5000, 5580, 5625, 6000, 6200, 6250, 6975, 7200, 7440, 7500, 7750, 8928, 9000, 9300, 9375, 10000, 11160, 11250, 11625, 12000, 12400, 12500, 13950, 14880, 15000, 15500, 18000, 18600, 18750, 19375, 20000, 22320, 22500, 23250, 24800, 25000, 27900, 28125, 30000, 31000, 34875, 36000, 37200, 37500, 38750, 44640, 45000, 46500, 50000, 55800, 56250, 58125, 60000, 62000, 69750, 74400, 75000, 77500, 90000, 93000, 96875, 100000, 111600, 112500, 116250, 124000, 139500, 150000, 155000, 174375, 180000, 186000, 193750, 223200, 225000, 232500, 279000, 290625, 300000, 310000, 348750, 372000, 387500, 450000, 465000, 558000, 581250, 620000, 697500, 775000, 871875, 900000, 930000, 1116000, 1162500, 1395000, 1550000, 1743750, 1860000, 2325000, 2790000, 3100000, 3487500, 4650000, 5580000, 6975000, 9300000, 13950000, 27900000]

約数ペア:

[(1, 27900000), (2, 13950000), (3, 9300000), (4, 6975000), (5, 5580000), (6, 4650000), (8, 3487500), (9, 3100000), (10, 2790000), (12, 2325000), (15, 1860000), (16, 1743750), (18, 1550000), (20, 1395000), (24, 1162500), (25, 1116000), (30, 930000), (31, 900000), (32, 871875), (36, 775000), (40, 697500), (45, 620000), (48, 581250), (50, 558000), (60, 465000), (62, 450000), (72, 387500), (75, 372000), (80, 348750), (90, 310000), (93, 300000), (96, 290625), (100, 279000), (120, 232500), (124, 225000), (125, 223200), (144, 193750), (150, 186000), (155, 180000), (160, 174375), (180, 155000), (186, 150000), (200, 139500), (225, 124000), (240, 116250), (248, 112500), (250, 111600), (279, 100000), (288, 96875), (300, 93000), (310, 90000), (360, 77500), (372, 75000), (375, 74400), (400, 69750), (450, 62000), (465, 60000), (480, 58125), (496, 56250), (500, 55800), (558, 50000), (600, 46500), (620, 45000), (625, 44640), (720, 38750), (744, 37500), (750, 37200), (775, 36000), (800, 34875), (900, 31000), (930, 30000), (992, 28125), (1000, 27900), (1116, 25000), (1125, 24800), (1200, 23250), (1240, 22500), (1250, 22320), (1395, 20000), (1440, 19375), (1488, 18750), (1500, 18600), (1550, 18000), (1800, 15500), (1860, 15000), (1875, 14880), (2000, 13950), (2232, 12500), (2250, 12400), (2325, 12000), (2400, 11625), (2480, 11250), (2500, 11160), (2790, 10000), (2976, 9375), (3000, 9300), (3100, 9000), (3125, 8928), (3600, 7750), (3720, 7500), (3750, 7440), (3875, 7200), (4000, 6975), (4464, 6250), (4500, 6200), (4650, 6000), (4960, 5625), (5000, 5580)]