205535400

素因数分解:

$2^3\times 3^1\times 5^2\times 7^2\times {\mathrm{6991}}^1$

素因数の和:7024

約数の個数: 144

約数和(自身を含む): 741291840

約数和(自身を除く): 535756440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 49, 50, 56, 60, 70, 75, 84, 98, 100, 105, 120, 140, 147, 150, 168, 175, 196, 200, 210, 245, 280, 294, 300, 350, 392, 420, 490, 525, 588, 600, 700, 735, 840, 980, 1050, 1176, 1225, 1400, 1470, 1960, 2100, 2450, 2940, 3675, 4200, 4900, 5880, 6991, 7350, 9800, 13982, 14700, 20973, 27964, 29400, 34955, 41946, 48937, 55928, 69910, 83892, 97874, 104865, 139820, 146811, 167784, 174775, 195748, 209730, 244685, 279640, 293622, 342559, 349550, 391496, 419460, 489370, 524325, 587244, 685118, 699100, 734055, 838920, 978740, 1027677, 1048650, 1174488, 1223425, 1370236, 1398200, 1468110, 1712795, 1957480, 2055354, 2097300, 2446850, 2740472, 2936220, 3425590, 3670275, 4110708, 4194600, 4893700, 5138385, 5872440, 6851180, 7340550, 8221416, 8563975, 9787400, 10276770, 13702360, 14681100, 17127950, 20553540, 25691925, 29362200, 34255900, 41107080, 51383850, 68511800, 102767700, 205535400]

約数ペア:

[(1, 205535400), (2, 102767700), (3, 68511800), (4, 51383850), (5, 41107080), (6, 34255900), (7, 29362200), (8, 25691925), (10, 20553540), (12, 17127950), (14, 14681100), (15, 13702360), (20, 10276770), (21, 9787400), (24, 8563975), (25, 8221416), (28, 7340550), (30, 6851180), (35, 5872440), (40, 5138385), (42, 4893700), (49, 4194600), (50, 4110708), (56, 3670275), (60, 3425590), (70, 2936220), (75, 2740472), (84, 2446850), (98, 2097300), (100, 2055354), (105, 1957480), (120, 1712795), (140, 1468110), (147, 1398200), (150, 1370236), (168, 1223425), (175, 1174488), (196, 1048650), (200, 1027677), (210, 978740), (245, 838920), (280, 734055), (294, 699100), (300, 685118), (350, 587244), (392, 524325), (420, 489370), (490, 419460), (525, 391496), (588, 349550), (600, 342559), (700, 293622), (735, 279640), (840, 244685), (980, 209730), (1050, 195748), (1176, 174775), (1225, 167784), (1400, 146811), (1470, 139820), (1960, 104865), (2100, 97874), (2450, 83892), (2940, 69910), (3675, 55928), (4200, 48937), (4900, 41946), (5880, 34955), (6991, 29400), (7350, 27964), (9800, 20973), (13982, 14700)]