161728800

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{853}}^1$

素因数の和:955

約数の個数: 144

約数和(自身を含む): 533715840

約数和(自身を除く): 371987040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 75, 79, 80, 96, 100, 120, 150, 158, 160, 200, 237, 240, 300, 316, 395, 400, 474, 480, 600, 632, 790, 800, 853, 948, 1185, 1200, 1264, 1580, 1706, 1896, 1975, 2370, 2400, 2528, 2559, 3160, 3412, 3792, 3950, 4265, 4740, 5118, 5925, 6320, 6824, 7584, 7900, 8530, 9480, 10236, 11850, 12640, 12795, 13648, 15800, 17060, 18960, 20472, 21325, 23700, 25590, 27296, 31600, 34120, 37920, 40944, 42650, 47400, 51180, 63200, 63975, 67387, 68240, 81888, 85300, 94800, 102360, 127950, 134774, 136480, 170600, 189600, 202161, 204720, 255900, 269548, 336935, 341200, 404322, 409440, 511800, 539096, 673870, 682400, 808644, 1010805, 1023600, 1078192, 1347740, 1617288, 1684675, 2021610, 2047200, 2156384, 2695480, 3234576, 3369350, 4043220, 5054025, 5390960, 6469152, 6738700, 8086440, 10108050, 10781920, 13477400, 16172880, 20216100, 26954800, 32345760, 40432200, 53909600, 80864400, 161728800]

約数ペア:

[(1, 161728800), (2, 80864400), (3, 53909600), (4, 40432200), (5, 32345760), (6, 26954800), (8, 20216100), (10, 16172880), (12, 13477400), (15, 10781920), (16, 10108050), (20, 8086440), (24, 6738700), (25, 6469152), (30, 5390960), (32, 5054025), (40, 4043220), (48, 3369350), (50, 3234576), (60, 2695480), (75, 2156384), (79, 2047200), (80, 2021610), (96, 1684675), (100, 1617288), (120, 1347740), (150, 1078192), (158, 1023600), (160, 1010805), (200, 808644), (237, 682400), (240, 673870), (300, 539096), (316, 511800), (395, 409440), (400, 404322), (474, 341200), (480, 336935), (600, 269548), (632, 255900), (790, 204720), (800, 202161), (853, 189600), (948, 170600), (1185, 136480), (1200, 134774), (1264, 127950), (1580, 102360), (1706, 94800), (1896, 85300), (1975, 81888), (2370, 68240), (2400, 67387), (2528, 63975), (2559, 63200), (3160, 51180), (3412, 47400), (3792, 42650), (3950, 40944), (4265, 37920), (4740, 34120), (5118, 31600), (5925, 27296), (6320, 25590), (6824, 23700), (7584, 21325), (7900, 20472), (8530, 18960), (9480, 17060), (10236, 15800), (11850, 13648), (12640, 12795)]