18315000

素因数分解:

$2^3\times 3^2\times 5^4\times {\mathrm{11}}^1\times {\mathrm{37}}^1$

素因数の和:80

約数の個数: 240

約数和(自身を含む): 69446520

約数和(自身を除く): 51131520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 25, 30, 33, 36, 37, 40, 44, 45, 50, 55, 60, 66, 72, 74, 75, 88, 90, 99, 100, 110, 111, 120, 125, 132, 148, 150, 165, 180, 185, 198, 200, 220, 222, 225, 250, 264, 275, 296, 300, 330, 333, 360, 370, 375, 396, 407, 440, 444, 450, 495, 500, 550, 555, 600, 625, 660, 666, 740, 750, 792, 814, 825, 888, 900, 925, 990, 1000, 1100, 1110, 1125, 1221, 1250, 1320, 1332, 1375, 1480, 1500, 1628, 1650, 1665, 1800, 1850, 1875, 1980, 2035, 2200, 2220, 2250, 2442, 2475, 2500, 2664, 2750, 2775, 3000, 3256, 3300, 3330, 3663, 3700, 3750, 3960, 4070, 4125, 4440, 4500, 4625, 4884, 4950, 5000, 5500, 5550, 5625, 6105, 6600, 6660, 6875, 7326, 7400, 7500, 8140, 8250, 8325, 9000, 9250, 9768, 9900, 10175, 11000, 11100, 11250, 12210, 12375, 13320, 13750, 13875, 14652, 15000, 16280, 16500, 16650, 18315, 18500, 19800, 20350, 20625, 22200, 22500, 23125, 24420, 24750, 27500, 27750, 29304, 30525, 33000, 33300, 36630, 37000, 40700, 41250, 41625, 45000, 46250, 48840, 49500, 50875, 55000, 55500, 61050, 61875, 66600, 69375, 73260, 81400, 82500, 83250, 91575, 92500, 99000, 101750, 111000, 122100, 123750, 138750, 146520, 152625, 165000, 166500, 183150, 185000, 203500, 208125, 244200, 247500, 254375, 277500, 305250, 333000, 366300, 407000, 416250, 457875, 495000, 508750, 555000, 610500, 732600, 763125, 832500, 915750, 1017500, 1221000, 1526250, 1665000, 1831500, 2035000, 2289375, 3052500, 3663000, 4578750, 6105000, 9157500, 18315000]

約数ペア:

[(1, 18315000), (2, 9157500), (3, 6105000), (4, 4578750), (5, 3663000), (6, 3052500), (8, 2289375), (9, 2035000), (10, 1831500), (11, 1665000), (12, 1526250), (15, 1221000), (18, 1017500), (20, 915750), (22, 832500), (24, 763125), (25, 732600), (30, 610500), (33, 555000), (36, 508750), (37, 495000), (40, 457875), (44, 416250), (45, 407000), (50, 366300), (55, 333000), (60, 305250), (66, 277500), (72, 254375), (74, 247500), (75, 244200), (88, 208125), (90, 203500), (99, 185000), (100, 183150), (110, 166500), (111, 165000), (120, 152625), (125, 146520), (132, 138750), (148, 123750), (150, 122100), (165, 111000), (180, 101750), (185, 99000), (198, 92500), (200, 91575), (220, 83250), (222, 82500), (225, 81400), (250, 73260), (264, 69375), (275, 66600), (296, 61875), (300, 61050), (330, 55500), (333, 55000), (360, 50875), (370, 49500), (375, 48840), (396, 46250), (407, 45000), (440, 41625), (444, 41250), (450, 40700), (495, 37000), (500, 36630), (550, 33300), (555, 33000), (600, 30525), (625, 29304), (660, 27750), (666, 27500), (740, 24750), (750, 24420), (792, 23125), (814, 22500), (825, 22200), (888, 20625), (900, 20350), (925, 19800), (990, 18500), (1000, 18315), (1100, 16650), (1110, 16500), (1125, 16280), (1221, 15000), (1250, 14652), (1320, 13875), (1332, 13750), (1375, 13320), (1480, 12375), (1500, 12210), (1628, 11250), (1650, 11100), (1665, 11000), (1800, 10175), (1850, 9900), (1875, 9768), (1980, 9250), (2035, 9000), (2200, 8325), (2220, 8250), (2250, 8140), (2442, 7500), (2475, 7400), (2500, 7326), (2664, 6875), (2750, 6660), (2775, 6600), (3000, 6105), (3256, 5625), (3300, 5550), (3330, 5500), (3663, 5000), (3700, 4950), (3750, 4884), (3960, 4625), (4070, 4500), (4125, 4440)]