128949488

素因数分解:

$2^4\times {\mathrm{17}}^2\times {\mathrm{79}}^1\times {\mathrm{353}}^1$

素因数の和:474

約数の個数: 60

約数和(自身を含む): 269521440

約数和(自身を除く): 140571952

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 79, 136, 158, 272, 289, 316, 353, 578, 632, 706, 1156, 1264, 1343, 1412, 2312, 2686, 2824, 4624, 5372, 5648, 6001, 10744, 12002, 21488, 22831, 24004, 27887, 45662, 48008, 55774, 91324, 96016, 102017, 111548, 182648, 204034, 223096, 365296, 408068, 446192, 474079, 816136, 948158, 1632272, 1896316, 3792632, 7585264, 8059343, 16118686, 32237372, 64474744, 128949488]

約数ペア:

[(1, 128949488), (2, 64474744), (4, 32237372), (8, 16118686), (16, 8059343), (17, 7585264), (34, 3792632), (68, 1896316), (79, 1632272), (136, 948158), (158, 816136), (272, 474079), (289, 446192), (316, 408068), (353, 365296), (578, 223096), (632, 204034), (706, 182648), (1156, 111548), (1264, 102017), (1343, 96016), (1412, 91324), (2312, 55774), (2686, 48008), (2824, 45662), (4624, 27887), (5372, 24004), (5648, 22831), (6001, 21488), (10744, 12002)]