257816304

素因数分解:

$2^4\times 3^3\times {\mathrm{43}}^1\times {\mathrm{13879}}^1$

素因数の和:13939

約数の個数: 80

約数和(自身を含む): 757292800

約数和(自身を除く): 499476496

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 43, 48, 54, 72, 86, 108, 129, 144, 172, 216, 258, 344, 387, 432, 516, 688, 774, 1032, 1161, 1548, 2064, 2322, 3096, 4644, 6192, 9288, 13879, 18576, 27758, 41637, 55516, 83274, 111032, 124911, 166548, 222064, 249822, 333096, 374733, 499644, 596797, 666192, 749466, 999288, 1193594, 1498932, 1790391, 1998576, 2387188, 2997864, 3580782, 4774376, 5371173, 5995728, 7161564, 9548752, 10742346, 14323128, 16113519, 21484692, 28646256, 32227038, 42969384, 64454076, 85938768, 128908152, 257816304]

約数ペア:

[(1, 257816304), (2, 128908152), (3, 85938768), (4, 64454076), (6, 42969384), (8, 32227038), (9, 28646256), (12, 21484692), (16, 16113519), (18, 14323128), (24, 10742346), (27, 9548752), (36, 7161564), (43, 5995728), (48, 5371173), (54, 4774376), (72, 3580782), (86, 2997864), (108, 2387188), (129, 1998576), (144, 1790391), (172, 1498932), (216, 1193594), (258, 999288), (344, 749466), (387, 666192), (432, 596797), (516, 499644), (688, 374733), (774, 333096), (1032, 249822), (1161, 222064), (1548, 166548), (2064, 124911), (2322, 111032), (3096, 83274), (4644, 55516), (6192, 41637), (9288, 27758), (13879, 18576)]