123145920

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{4751}}^1$

素因数の和:4780

約数の個数: 140

約数和(自身を含む): 438143904

約数和(自身を除く): 314997984

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 192, 216, 240, 270, 288, 320, 324, 360, 405, 432, 480, 540, 576, 648, 720, 810, 864, 960, 1080, 1296, 1440, 1620, 1728, 2160, 2592, 2880, 3240, 4320, 4751, 5184, 6480, 8640, 9502, 12960, 14253, 19004, 23755, 25920, 28506, 38008, 42759, 47510, 57012, 71265, 76016, 85518, 95020, 114024, 128277, 142530, 152032, 171036, 190040, 213795, 228048, 256554, 285060, 304064, 342072, 380080, 384831, 427590, 456096, 513108, 570120, 641385, 684144, 760160, 769662, 855180, 912192, 1026216, 1140240, 1282770, 1368288, 1520320, 1539324, 1710360, 1924155, 2052432, 2280480, 2565540, 2736576, 3078648, 3420720, 3848310, 4104864, 4560960, 5131080, 6157296, 6841440, 7696620, 8209728, 10262160, 12314592, 13682880, 15393240, 20524320, 24629184, 30786480, 41048640, 61572960, 123145920]

約数ペア:

[(1, 123145920), (2, 61572960), (3, 41048640), (4, 30786480), (5, 24629184), (6, 20524320), (8, 15393240), (9, 13682880), (10, 12314592), (12, 10262160), (15, 8209728), (16, 7696620), (18, 6841440), (20, 6157296), (24, 5131080), (27, 4560960), (30, 4104864), (32, 3848310), (36, 3420720), (40, 3078648), (45, 2736576), (48, 2565540), (54, 2280480), (60, 2052432), (64, 1924155), (72, 1710360), (80, 1539324), (81, 1520320), (90, 1368288), (96, 1282770), (108, 1140240), (120, 1026216), (135, 912192), (144, 855180), (160, 769662), (162, 760160), (180, 684144), (192, 641385), (216, 570120), (240, 513108), (270, 456096), (288, 427590), (320, 384831), (324, 380080), (360, 342072), (405, 304064), (432, 285060), (480, 256554), (540, 228048), (576, 213795), (648, 190040), (720, 171036), (810, 152032), (864, 142530), (960, 128277), (1080, 114024), (1296, 95020), (1440, 85518), (1620, 76016), (1728, 71265), (2160, 57012), (2592, 47510), (2880, 42759), (3240, 38008), (4320, 28506), (4751, 25920), (5184, 23755), (6480, 19004), (8640, 14253), (9502, 12960)]