256455665592

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{19323061}}^1$

素因数の和:19323156

約数の個数: 64

約数和(自身を含む): 742005580800

約数和(自身を除く): 485549915208

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 79, 84, 158, 168, 237, 316, 474, 553, 632, 948, 1106, 1659, 1896, 2212, 3318, 4424, 6636, 13272, 19323061, 38646122, 57969183, 77292244, 115938366, 135261427, 154584488, 231876732, 270522854, 405784281, 463753464, 541045708, 811568562, 1082091416, 1526521819, 1623137124, 3053043638, 3246274248, 4579565457, 6106087276, 9159130914, 10685652733, 12212174552, 18318261828, 21371305466, 32056958199, 36636523656, 42742610932, 64113916398, 85485221864, 128227832796, 256455665592]

約数ペア:

[(1, 256455665592), (2, 128227832796), (3, 85485221864), (4, 64113916398), (6, 42742610932), (7, 36636523656), (8, 32056958199), (12, 21371305466), (14, 18318261828), (21, 12212174552), (24, 10685652733), (28, 9159130914), (42, 6106087276), (56, 4579565457), (79, 3246274248), (84, 3053043638), (158, 1623137124), (168, 1526521819), (237, 1082091416), (316, 811568562), (474, 541045708), (553, 463753464), (632, 405784281), (948, 270522854), (1106, 231876732), (1659, 154584488), (1896, 135261427), (2212, 115938366), (3318, 77292244), (4424, 57969183), (6636, 38646122), (13272, 19323061)]