449100000

素因数分解:

$2^5\times 3^2\times 5^5\times {\mathrm{499}}^1$

素因数の和:540

約数の個数: 216

約数和(自身を含む): 1599507000

約数和(自身を除く): 1150407000

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, 72, 75, 80, 90, 96, 100, 120, 125, 144, 150, 160, 180, 200, 225, 240, 250, 288, 300, 360, 375, 400, 450, 480, 499, 500, 600, 625, 720, 750, 800, 900, 998, 1000, 1125, 1200, 1250, 1440, 1497, 1500, 1800, 1875, 1996, 2000, 2250, 2400, 2495, 2500, 2994, 3000, 3125, 3600, 3750, 3992, 4000, 4491, 4500, 4990, 5000, 5625, 5988, 6000, 6250, 7200, 7485, 7500, 7984, 8982, 9000, 9375, 9980, 10000, 11250, 11976, 12000, 12475, 12500, 14970, 15000, 15968, 17964, 18000, 18750, 19960, 20000, 22455, 22500, 23952, 24950, 25000, 28125, 29940, 30000, 35928, 36000, 37425, 37500, 39920, 44910, 45000, 47904, 49900, 50000, 56250, 59880, 60000, 62375, 71856, 74850, 75000, 79840, 89820, 90000, 99800, 100000, 112275, 112500, 119760, 124750, 143712, 149700, 150000, 179640, 180000, 187125, 199600, 224550, 225000, 239520, 249500, 299400, 300000, 311875, 359280, 374250, 399200, 449100, 450000, 499000, 561375, 598800, 623750, 718560, 748500, 898200, 900000, 935625, 998000, 1122750, 1197600, 1247500, 1497000, 1559375, 1796400, 1871250, 1996000, 2245500, 2495000, 2806875, 2994000, 3118750, 3592800, 3742500, 4491000, 4678125, 4990000, 5613750, 5988000, 6237500, 7485000, 8982000, 9356250, 9980000, 11227500, 12475000, 14034375, 14970000, 17964000, 18712500, 22455000, 24950000, 28068750, 29940000, 37425000, 44910000, 49900000, 56137500, 74850000, 89820000, 112275000, 149700000, 224550000, 449100000]

約数ペア:

[(1, 449100000), (2, 224550000), (3, 149700000), (4, 112275000), (5, 89820000), (6, 74850000), (8, 56137500), (9, 49900000), (10, 44910000), (12, 37425000), (15, 29940000), (16, 28068750), (18, 24950000), (20, 22455000), (24, 18712500), (25, 17964000), (30, 14970000), (32, 14034375), (36, 12475000), (40, 11227500), (45, 9980000), (48, 9356250), (50, 8982000), (60, 7485000), (72, 6237500), (75, 5988000), (80, 5613750), (90, 4990000), (96, 4678125), (100, 4491000), (120, 3742500), (125, 3592800), (144, 3118750), (150, 2994000), (160, 2806875), (180, 2495000), (200, 2245500), (225, 1996000), (240, 1871250), (250, 1796400), (288, 1559375), (300, 1497000), (360, 1247500), (375, 1197600), (400, 1122750), (450, 998000), (480, 935625), (499, 900000), (500, 898200), (600, 748500), (625, 718560), (720, 623750), (750, 598800), (800, 561375), (900, 499000), (998, 450000), (1000, 449100), (1125, 399200), (1200, 374250), (1250, 359280), (1440, 311875), (1497, 300000), (1500, 299400), (1800, 249500), (1875, 239520), (1996, 225000), (2000, 224550), (2250, 199600), (2400, 187125), (2495, 180000), (2500, 179640), (2994, 150000), (3000, 149700), (3125, 143712), (3600, 124750), (3750, 119760), (3992, 112500), (4000, 112275), (4491, 100000), (4500, 99800), (4990, 90000), (5000, 89820), (5625, 79840), (5988, 75000), (6000, 74850), (6250, 71856), (7200, 62375), (7485, 60000), (7500, 59880), (7984, 56250), (8982, 50000), (9000, 49900), (9375, 47904), (9980, 45000), (10000, 44910), (11250, 39920), (11976, 37500), (12000, 37425), (12475, 36000), (12500, 35928), (14970, 30000), (15000, 29940), (15968, 28125), (17964, 25000), (18000, 24950), (18750, 23952), (19960, 22500), (20000, 22455)]