181141920

素因数分解:

$2^5\times 3^6\times 5^1\times {\mathrm{1553}}^1$

素因数の和:1586

約数の個数: 168

約数和(自身を含む): 642041316

約数和(自身を除く): 460899396

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, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 243, 270, 288, 324, 360, 405, 432, 480, 486, 540, 648, 720, 729, 810, 864, 972, 1080, 1215, 1296, 1440, 1458, 1553, 1620, 1944, 2160, 2430, 2592, 2916, 3106, 3240, 3645, 3888, 4320, 4659, 4860, 5832, 6212, 6480, 7290, 7765, 7776, 9318, 9720, 11664, 12424, 12960, 13977, 14580, 15530, 18636, 19440, 23295, 23328, 24848, 27954, 29160, 31060, 37272, 38880, 41931, 46590, 49696, 55908, 58320, 62120, 69885, 74544, 83862, 93180, 111816, 116640, 124240, 125793, 139770, 149088, 167724, 186360, 209655, 223632, 248480, 251586, 279540, 335448, 372720, 377379, 419310, 447264, 503172, 559080, 628965, 670896, 745440, 754758, 838620, 1006344, 1118160, 1132137, 1257930, 1341792, 1509516, 1677240, 1886895, 2012688, 2236320, 2264274, 2515860, 3019032, 3354480, 3773790, 4025376, 4528548, 5031720, 5660685, 6038064, 6708960, 7547580, 9057096, 10063440, 11321370, 12076128, 15095160, 18114192, 20126880, 22642740, 30190320, 36228384, 45285480, 60380640, 90570960, 181141920]

約数ペア:

[(1, 181141920), (2, 90570960), (3, 60380640), (4, 45285480), (5, 36228384), (6, 30190320), (8, 22642740), (9, 20126880), (10, 18114192), (12, 15095160), (15, 12076128), (16, 11321370), (18, 10063440), (20, 9057096), (24, 7547580), (27, 6708960), (30, 6038064), (32, 5660685), (36, 5031720), (40, 4528548), (45, 4025376), (48, 3773790), (54, 3354480), (60, 3019032), (72, 2515860), (80, 2264274), (81, 2236320), (90, 2012688), (96, 1886895), (108, 1677240), (120, 1509516), (135, 1341792), (144, 1257930), (160, 1132137), (162, 1118160), (180, 1006344), (216, 838620), (240, 754758), (243, 745440), (270, 670896), (288, 628965), (324, 559080), (360, 503172), (405, 447264), (432, 419310), (480, 377379), (486, 372720), (540, 335448), (648, 279540), (720, 251586), (729, 248480), (810, 223632), (864, 209655), (972, 186360), (1080, 167724), (1215, 149088), (1296, 139770), (1440, 125793), (1458, 124240), (1553, 116640), (1620, 111816), (1944, 93180), (2160, 83862), (2430, 74544), (2592, 69885), (2916, 62120), (3106, 58320), (3240, 55908), (3645, 49696), (3888, 46590), (4320, 41931), (4659, 38880), (4860, 37272), (5832, 31060), (6212, 29160), (6480, 27954), (7290, 24848), (7765, 23328), (7776, 23295), (9318, 19440), (9720, 18636), (11664, 15530), (12424, 14580), (12960, 13977)]