18385500

素因数分解:

$2^2\times 3^1\times 5^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1$

素因数の和:149

約数の個数: 192

約数和(自身を含む): 65415168

約数和(自身を除く): 47029668

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 25, 28, 30, 34, 35, 42, 50, 51, 60, 68, 70, 75, 84, 85, 100, 102, 103, 105, 119, 125, 140, 150, 170, 175, 204, 206, 210, 238, 250, 255, 300, 309, 340, 350, 357, 375, 412, 420, 425, 476, 500, 510, 515, 525, 595, 618, 700, 714, 721, 750, 850, 875, 1020, 1030, 1050, 1190, 1236, 1275, 1428, 1442, 1500, 1545, 1700, 1750, 1751, 1785, 2060, 2100, 2125, 2163, 2380, 2550, 2575, 2625, 2884, 2975, 3090, 3500, 3502, 3570, 3605, 4250, 4326, 5100, 5150, 5250, 5253, 5950, 6180, 6375, 7004, 7140, 7210, 7725, 8500, 8652, 8755, 8925, 10300, 10500, 10506, 10815, 11900, 12257, 12750, 12875, 14420, 14875, 15450, 17510, 17850, 18025, 21012, 21630, 24514, 25500, 25750, 26265, 29750, 30900, 35020, 35700, 36050, 36771, 38625, 43260, 43775, 44625, 49028, 51500, 52530, 54075, 59500, 61285, 72100, 73542, 77250, 87550, 89250, 90125, 105060, 108150, 122570, 131325, 147084, 154500, 175100, 178500, 180250, 183855, 216300, 218875, 245140, 262650, 270375, 306425, 360500, 367710, 437750, 525300, 540750, 612850, 656625, 735420, 875500, 919275, 1081500, 1225700, 1313250, 1532125, 1838550, 2626500, 3064250, 3677100, 4596375, 6128500, 9192750, 18385500]

約数ペア:

[(1, 18385500), (2, 9192750), (3, 6128500), (4, 4596375), (5, 3677100), (6, 3064250), (7, 2626500), (10, 1838550), (12, 1532125), (14, 1313250), (15, 1225700), (17, 1081500), (20, 919275), (21, 875500), (25, 735420), (28, 656625), (30, 612850), (34, 540750), (35, 525300), (42, 437750), (50, 367710), (51, 360500), (60, 306425), (68, 270375), (70, 262650), (75, 245140), (84, 218875), (85, 216300), (100, 183855), (102, 180250), (103, 178500), (105, 175100), (119, 154500), (125, 147084), (140, 131325), (150, 122570), (170, 108150), (175, 105060), (204, 90125), (206, 89250), (210, 87550), (238, 77250), (250, 73542), (255, 72100), (300, 61285), (309, 59500), (340, 54075), (350, 52530), (357, 51500), (375, 49028), (412, 44625), (420, 43775), (425, 43260), (476, 38625), (500, 36771), (510, 36050), (515, 35700), (525, 35020), (595, 30900), (618, 29750), (700, 26265), (714, 25750), (721, 25500), (750, 24514), (850, 21630), (875, 21012), (1020, 18025), (1030, 17850), (1050, 17510), (1190, 15450), (1236, 14875), (1275, 14420), (1428, 12875), (1442, 12750), (1500, 12257), (1545, 11900), (1700, 10815), (1750, 10506), (1751, 10500), (1785, 10300), (2060, 8925), (2100, 8755), (2125, 8652), (2163, 8500), (2380, 7725), (2550, 7210), (2575, 7140), (2625, 7004), (2884, 6375), (2975, 6180), (3090, 5950), (3500, 5253), (3502, 5250), (3570, 5150), (3605, 5100), (4250, 4326)]