257891712

素因数分解:

$2^7\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2719}}^1$

素因数の和:2768

約数の個数: 128

約数和(自身を含む): 776832000

約数和(自身を除く): 518940288

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 19, 24, 26, 32, 38, 39, 48, 52, 57, 64, 76, 78, 96, 104, 114, 128, 152, 156, 192, 208, 228, 247, 304, 312, 384, 416, 456, 494, 608, 624, 741, 832, 912, 988, 1216, 1248, 1482, 1664, 1824, 1976, 2432, 2496, 2719, 2964, 3648, 3952, 4992, 5438, 5928, 7296, 7904, 8157, 10876, 11856, 15808, 16314, 21752, 23712, 31616, 32628, 35347, 43504, 47424, 51661, 65256, 70694, 87008, 94848, 103322, 106041, 130512, 141388, 154983, 174016, 206644, 212082, 261024, 282776, 309966, 348032, 413288, 424164, 522048, 565552, 619932, 671593, 826576, 848328, 1044096, 1131104, 1239864, 1343186, 1653152, 1696656, 2014779, 2262208, 2479728, 2686372, 3306304, 3393312, 4029558, 4524416, 4959456, 5372744, 6612608, 6786624, 8059116, 9918912, 10745488, 13573248, 16118232, 19837824, 21490976, 32236464, 42981952, 64472928, 85963904, 128945856, 257891712]

約数ペア:

[(1, 257891712), (2, 128945856), (3, 85963904), (4, 64472928), (6, 42981952), (8, 32236464), (12, 21490976), (13, 19837824), (16, 16118232), (19, 13573248), (24, 10745488), (26, 9918912), (32, 8059116), (38, 6786624), (39, 6612608), (48, 5372744), (52, 4959456), (57, 4524416), (64, 4029558), (76, 3393312), (78, 3306304), (96, 2686372), (104, 2479728), (114, 2262208), (128, 2014779), (152, 1696656), (156, 1653152), (192, 1343186), (208, 1239864), (228, 1131104), (247, 1044096), (304, 848328), (312, 826576), (384, 671593), (416, 619932), (456, 565552), (494, 522048), (608, 424164), (624, 413288), (741, 348032), (832, 309966), (912, 282776), (988, 261024), (1216, 212082), (1248, 206644), (1482, 174016), (1664, 154983), (1824, 141388), (1976, 130512), (2432, 106041), (2496, 103322), (2719, 94848), (2964, 87008), (3648, 70694), (3952, 65256), (4992, 51661), (5438, 47424), (5928, 43504), (7296, 35347), (7904, 32628), (8157, 31616), (10876, 23712), (11856, 21752), (15808, 16314)]