78660855

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{337}}^1$

素因数の和:390

約数の個数: 128

約数和(自身を含む): 181708800

約数和(自身を除く): 103047945

約数列:

[1, 3, 5, 7, 9, 13, 15, 19, 21, 27, 35, 39, 45, 57, 63, 65, 91, 95, 105, 117, 133, 135, 171, 189, 195, 247, 273, 285, 315, 337, 351, 399, 455, 513, 585, 665, 741, 819, 855, 945, 1011, 1197, 1235, 1365, 1685, 1729, 1755, 1995, 2223, 2359, 2457, 2565, 3033, 3591, 3705, 4095, 4381, 5055, 5187, 5985, 6403, 6669, 7077, 8645, 9099, 11115, 11795, 12285, 13143, 15165, 15561, 17955, 19209, 21231, 21905, 25935, 30667, 32015, 33345, 35385, 39429, 44821, 45495, 46683, 57627, 63693, 65715, 77805, 83239, 92001, 96045, 106155, 118287, 134463, 153335, 172881, 197145, 224105, 233415, 249717, 276003, 288135, 318465, 403389, 416195, 460005, 582673, 591435, 672315, 749151, 828009, 864405, 1210167, 1248585, 1380015, 1748019, 2016945, 2247453, 2913365, 3745755, 4140045, 5244057, 6050835, 8740095, 11237265, 15732171, 26220285, 78660855]

約数ペア:

[(1, 78660855), (3, 26220285), (5, 15732171), (7, 11237265), (9, 8740095), (13, 6050835), (15, 5244057), (19, 4140045), (21, 3745755), (27, 2913365), (35, 2247453), (39, 2016945), (45, 1748019), (57, 1380015), (63, 1248585), (65, 1210167), (91, 864405), (95, 828009), (105, 749151), (117, 672315), (133, 591435), (135, 582673), (171, 460005), (189, 416195), (195, 403389), (247, 318465), (273, 288135), (285, 276003), (315, 249717), (337, 233415), (351, 224105), (399, 197145), (455, 172881), (513, 153335), (585, 134463), (665, 118287), (741, 106155), (819, 96045), (855, 92001), (945, 83239), (1011, 77805), (1197, 65715), (1235, 63693), (1365, 57627), (1685, 46683), (1729, 45495), (1755, 44821), (1995, 39429), (2223, 35385), (2359, 33345), (2457, 32015), (2565, 30667), (3033, 25935), (3591, 21905), (3705, 21231), (4095, 19209), (4381, 17955), (5055, 15561), (5187, 15165), (5985, 13143), (6403, 12285), (6669, 11795), (7077, 11115), (8645, 9099)]