256995000

素因数分解:

$2^3\times 3^2\times 5^4\times {\mathrm{5711}}^1$

素因数の和:5743

約数の個数: 120

約数和(自身を含む): 869909040

約数和(自身を除く): 612914040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 120, 125, 150, 180, 200, 225, 250, 300, 360, 375, 450, 500, 600, 625, 750, 900, 1000, 1125, 1250, 1500, 1800, 1875, 2250, 2500, 3000, 3750, 4500, 5000, 5625, 5711, 7500, 9000, 11250, 11422, 15000, 17133, 22500, 22844, 28555, 34266, 45000, 45688, 51399, 57110, 68532, 85665, 102798, 114220, 137064, 142775, 171330, 205596, 228440, 256995, 285550, 342660, 411192, 428325, 513990, 571100, 685320, 713875, 856650, 1027980, 1142200, 1284975, 1427750, 1713300, 2055960, 2141625, 2569950, 2855500, 3426600, 3569375, 4283250, 5139900, 5711000, 6424875, 7138750, 8566500, 10279800, 10708125, 12849750, 14277500, 17133000, 21416250, 25699500, 28555000, 32124375, 42832500, 51399000, 64248750, 85665000, 128497500, 256995000]

約数ペア:

[(1, 256995000), (2, 128497500), (3, 85665000), (4, 64248750), (5, 51399000), (6, 42832500), (8, 32124375), (9, 28555000), (10, 25699500), (12, 21416250), (15, 17133000), (18, 14277500), (20, 12849750), (24, 10708125), (25, 10279800), (30, 8566500), (36, 7138750), (40, 6424875), (45, 5711000), (50, 5139900), (60, 4283250), (72, 3569375), (75, 3426600), (90, 2855500), (100, 2569950), (120, 2141625), (125, 2055960), (150, 1713300), (180, 1427750), (200, 1284975), (225, 1142200), (250, 1027980), (300, 856650), (360, 713875), (375, 685320), (450, 571100), (500, 513990), (600, 428325), (625, 411192), (750, 342660), (900, 285550), (1000, 256995), (1125, 228440), (1250, 205596), (1500, 171330), (1800, 142775), (1875, 137064), (2250, 114220), (2500, 102798), (3000, 85665), (3750, 68532), (4500, 57110), (5000, 51399), (5625, 45688), (5711, 45000), (7500, 34266), (9000, 28555), (11250, 22844), (11422, 22500), (15000, 17133)]