155355840

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{17981}}^1$

素因数の和:18007

約数の個数: 112

約数和(自身を含む): 548091360

約数和(自身を除く): 392735520

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, 90, 96, 108, 120, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 432, 480, 540, 576, 720, 864, 960, 1080, 1440, 1728, 2160, 2880, 4320, 8640, 17981, 35962, 53943, 71924, 89905, 107886, 143848, 161829, 179810, 215772, 269715, 287696, 323658, 359620, 431544, 485487, 539430, 575392, 647316, 719240, 809145, 863088, 970974, 1078860, 1150784, 1294632, 1438480, 1618290, 1726176, 1941948, 2157720, 2427435, 2589264, 2876960, 3236580, 3452352, 3883896, 4315440, 4854870, 5178528, 5753920, 6473160, 7767792, 8630880, 9709740, 10357056, 12946320, 15535584, 17261760, 19419480, 25892640, 31071168, 38838960, 51785280, 77677920, 155355840]

約数ペア:

[(1, 155355840), (2, 77677920), (3, 51785280), (4, 38838960), (5, 31071168), (6, 25892640), (8, 19419480), (9, 17261760), (10, 15535584), (12, 12946320), (15, 10357056), (16, 9709740), (18, 8630880), (20, 7767792), (24, 6473160), (27, 5753920), (30, 5178528), (32, 4854870), (36, 4315440), (40, 3883896), (45, 3452352), (48, 3236580), (54, 2876960), (60, 2589264), (64, 2427435), (72, 2157720), (80, 1941948), (90, 1726176), (96, 1618290), (108, 1438480), (120, 1294632), (135, 1150784), (144, 1078860), (160, 970974), (180, 863088), (192, 809145), (216, 719240), (240, 647316), (270, 575392), (288, 539430), (320, 485487), (360, 431544), (432, 359620), (480, 323658), (540, 287696), (576, 269715), (720, 215772), (864, 179810), (960, 161829), (1080, 143848), (1440, 107886), (1728, 89905), (2160, 71924), (2880, 53943), (4320, 35962), (8640, 17981)]