256804128

素因数分解:

$2^5\times 3^3\times 7^1\times {\mathrm{42461}}^1$

素因数の和:42487

約数の個数: 96

約数和(自身を含む): 856033920

約数和(自身を除く): 599229792

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 72, 84, 96, 108, 112, 126, 144, 168, 189, 216, 224, 252, 288, 336, 378, 432, 504, 672, 756, 864, 1008, 1512, 2016, 3024, 6048, 42461, 84922, 127383, 169844, 254766, 297227, 339688, 382149, 509532, 594454, 679376, 764298, 891681, 1019064, 1146447, 1188908, 1358752, 1528596, 1783362, 2038128, 2292894, 2377816, 2675043, 3057192, 3566724, 4076256, 4585788, 4755632, 5350086, 6114384, 7133448, 8025129, 9171576, 9511264, 10700172, 12228768, 14266896, 16050258, 18343152, 21400344, 28533792, 32100516, 36686304, 42800688, 64201032, 85601376, 128402064, 256804128]

約数ペア:

[(1, 256804128), (2, 128402064), (3, 85601376), (4, 64201032), (6, 42800688), (7, 36686304), (8, 32100516), (9, 28533792), (12, 21400344), (14, 18343152), (16, 16050258), (18, 14266896), (21, 12228768), (24, 10700172), (27, 9511264), (28, 9171576), (32, 8025129), (36, 7133448), (42, 6114384), (48, 5350086), (54, 4755632), (56, 4585788), (63, 4076256), (72, 3566724), (84, 3057192), (96, 2675043), (108, 2377816), (112, 2292894), (126, 2038128), (144, 1783362), (168, 1528596), (189, 1358752), (216, 1188908), (224, 1146447), (252, 1019064), (288, 891681), (336, 764298), (378, 679376), (432, 594454), (504, 509532), (672, 382149), (756, 339688), (864, 297227), (1008, 254766), (1512, 169844), (2016, 127383), (3024, 84922), (6048, 42461)]