3990000

素因数分解:

$2^4\times 3^1\times 5^4\times 7^1\times {\mathrm{19}}^1$

素因数の和:57

約数の個数: 200

約数和(自身を含む): 15495040

約数和(自身を除く): 11505040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 25, 28, 30, 35, 38, 40, 42, 48, 50, 56, 57, 60, 70, 75, 76, 80, 84, 95, 100, 105, 112, 114, 120, 125, 133, 140, 150, 152, 168, 175, 190, 200, 210, 228, 240, 250, 266, 280, 285, 300, 304, 336, 350, 375, 380, 399, 400, 420, 456, 475, 500, 525, 532, 560, 570, 600, 625, 665, 700, 750, 760, 798, 840, 875, 912, 950, 1000, 1050, 1064, 1140, 1200, 1250, 1330, 1400, 1425, 1500, 1520, 1596, 1680, 1750, 1875, 1900, 1995, 2000, 2100, 2128, 2280, 2375, 2500, 2625, 2660, 2800, 2850, 3000, 3192, 3325, 3500, 3750, 3800, 3990, 4200, 4375, 4560, 4750, 5000, 5250, 5320, 5700, 6000, 6384, 6650, 7000, 7125, 7500, 7600, 7980, 8400, 8750, 9500, 9975, 10000, 10500, 10640, 11400, 11875, 13125, 13300, 14000, 14250, 15000, 15960, 16625, 17500, 19000, 19950, 21000, 22800, 23750, 26250, 26600, 28500, 30000, 31920, 33250, 35000, 35625, 38000, 39900, 42000, 47500, 49875, 52500, 53200, 57000, 66500, 70000, 71250, 79800, 83125, 95000, 99750, 105000, 114000, 133000, 142500, 159600, 166250, 190000, 199500, 210000, 249375, 266000, 285000, 332500, 399000, 498750, 570000, 665000, 798000, 997500, 1330000, 1995000, 3990000]

約数ペア:

[(1, 3990000), (2, 1995000), (3, 1330000), (4, 997500), (5, 798000), (6, 665000), (7, 570000), (8, 498750), (10, 399000), (12, 332500), (14, 285000), (15, 266000), (16, 249375), (19, 210000), (20, 199500), (21, 190000), (24, 166250), (25, 159600), (28, 142500), (30, 133000), (35, 114000), (38, 105000), (40, 99750), (42, 95000), (48, 83125), (50, 79800), (56, 71250), (57, 70000), (60, 66500), (70, 57000), (75, 53200), (76, 52500), (80, 49875), (84, 47500), (95, 42000), (100, 39900), (105, 38000), (112, 35625), (114, 35000), (120, 33250), (125, 31920), (133, 30000), (140, 28500), (150, 26600), (152, 26250), (168, 23750), (175, 22800), (190, 21000), (200, 19950), (210, 19000), (228, 17500), (240, 16625), (250, 15960), (266, 15000), (280, 14250), (285, 14000), (300, 13300), (304, 13125), (336, 11875), (350, 11400), (375, 10640), (380, 10500), (399, 10000), (400, 9975), (420, 9500), (456, 8750), (475, 8400), (500, 7980), (525, 7600), (532, 7500), (560, 7125), (570, 7000), (600, 6650), (625, 6384), (665, 6000), (700, 5700), (750, 5320), (760, 5250), (798, 5000), (840, 4750), (875, 4560), (912, 4375), (950, 4200), (1000, 3990), (1050, 3800), (1064, 3750), (1140, 3500), (1200, 3325), (1250, 3192), (1330, 3000), (1400, 2850), (1425, 2800), (1500, 2660), (1520, 2625), (1596, 2500), (1680, 2375), (1750, 2280), (1875, 2128), (1900, 2100), (1995, 2000)]