257788128

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{3083}}^1$

素因数の和:3176

約数の個数: 96

約数和(自身を含む): 739863936

約数和(自身を除く): 482075808

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 67, 78, 96, 104, 134, 156, 201, 208, 268, 312, 402, 416, 536, 624, 804, 871, 1072, 1248, 1608, 1742, 2144, 2613, 3083, 3216, 3484, 5226, 6166, 6432, 6968, 9249, 10452, 12332, 13936, 18498, 20904, 24664, 27872, 36996, 40079, 41808, 49328, 73992, 80158, 83616, 98656, 120237, 147984, 160316, 206561, 240474, 295968, 320632, 413122, 480948, 619683, 641264, 826244, 961896, 1239366, 1282528, 1652488, 1923792, 2478732, 2685293, 3304976, 3847584, 4957464, 5370586, 6609952, 8055879, 9914928, 10741172, 16111758, 19829856, 21482344, 32223516, 42964688, 64447032, 85929376, 128894064, 257788128]

約数ペア:

[(1, 257788128), (2, 128894064), (3, 85929376), (4, 64447032), (6, 42964688), (8, 32223516), (12, 21482344), (13, 19829856), (16, 16111758), (24, 10741172), (26, 9914928), (32, 8055879), (39, 6609952), (48, 5370586), (52, 4957464), (67, 3847584), (78, 3304976), (96, 2685293), (104, 2478732), (134, 1923792), (156, 1652488), (201, 1282528), (208, 1239366), (268, 961896), (312, 826244), (402, 641264), (416, 619683), (536, 480948), (624, 413122), (804, 320632), (871, 295968), (1072, 240474), (1248, 206561), (1608, 160316), (1742, 147984), (2144, 120237), (2613, 98656), (3083, 83616), (3216, 80158), (3484, 73992), (5226, 49328), (6166, 41808), (6432, 40079), (6968, 36996), (9249, 27872), (10452, 24664), (12332, 20904), (13936, 18498)]