81939600

素因数分解:

$2^4\times 3^6\times 5^2\times {\mathrm{281}}^1$

素因数の和:317

約数の個数: 210

約数和(自身を含む): 296205186

約数和(自身を除く): 214265586

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 36, 40, 45, 48, 50, 54, 60, 72, 75, 80, 81, 90, 100, 108, 120, 135, 144, 150, 162, 180, 200, 216, 225, 240, 243, 270, 281, 300, 324, 360, 400, 405, 432, 450, 486, 540, 562, 600, 648, 675, 720, 729, 810, 843, 900, 972, 1080, 1124, 1200, 1215, 1296, 1350, 1405, 1458, 1620, 1686, 1800, 1944, 2025, 2160, 2248, 2430, 2529, 2700, 2810, 2916, 3240, 3372, 3600, 3645, 3888, 4050, 4215, 4496, 4860, 5058, 5400, 5620, 5832, 6075, 6480, 6744, 7025, 7290, 7587, 8100, 8430, 9720, 10116, 10800, 11240, 11664, 12150, 12645, 13488, 14050, 14580, 15174, 16200, 16860, 18225, 19440, 20232, 21075, 22480, 22761, 24300, 25290, 28100, 29160, 30348, 32400, 33720, 36450, 37935, 40464, 42150, 45522, 48600, 50580, 56200, 58320, 60696, 63225, 67440, 68283, 72900, 75870, 84300, 91044, 97200, 101160, 112400, 113805, 121392, 126450, 136566, 145800, 151740, 168600, 182088, 189675, 202320, 204849, 227610, 252900, 273132, 291600, 303480, 337200, 341415, 364176, 379350, 409698, 455220, 505800, 546264, 569025, 606960, 682830, 758700, 819396, 910440, 1011600, 1024245, 1092528, 1138050, 1365660, 1517400, 1638792, 1707075, 1820880, 2048490, 2276100, 2731320, 3034800, 3277584, 3414150, 4096980, 4552200, 5121225, 5462640, 6828300, 8193960, 9104400, 10242450, 13656600, 16387920, 20484900, 27313200, 40969800, 81939600]

約数ペア:

[(1, 81939600), (2, 40969800), (3, 27313200), (4, 20484900), (5, 16387920), (6, 13656600), (8, 10242450), (9, 9104400), (10, 8193960), (12, 6828300), (15, 5462640), (16, 5121225), (18, 4552200), (20, 4096980), (24, 3414150), (25, 3277584), (27, 3034800), (30, 2731320), (36, 2276100), (40, 2048490), (45, 1820880), (48, 1707075), (50, 1638792), (54, 1517400), (60, 1365660), (72, 1138050), (75, 1092528), (80, 1024245), (81, 1011600), (90, 910440), (100, 819396), (108, 758700), (120, 682830), (135, 606960), (144, 569025), (150, 546264), (162, 505800), (180, 455220), (200, 409698), (216, 379350), (225, 364176), (240, 341415), (243, 337200), (270, 303480), (281, 291600), (300, 273132), (324, 252900), (360, 227610), (400, 204849), (405, 202320), (432, 189675), (450, 182088), (486, 168600), (540, 151740), (562, 145800), (600, 136566), (648, 126450), (675, 121392), (720, 113805), (729, 112400), (810, 101160), (843, 97200), (900, 91044), (972, 84300), (1080, 75870), (1124, 72900), (1200, 68283), (1215, 67440), (1296, 63225), (1350, 60696), (1405, 58320), (1458, 56200), (1620, 50580), (1686, 48600), (1800, 45522), (1944, 42150), (2025, 40464), (2160, 37935), (2248, 36450), (2430, 33720), (2529, 32400), (2700, 30348), (2810, 29160), (2916, 28100), (3240, 25290), (3372, 24300), (3600, 22761), (3645, 22480), (3888, 21075), (4050, 20232), (4215, 19440), (4496, 18225), (4860, 16860), (5058, 16200), (5400, 15174), (5620, 14580), (5832, 14050), (6075, 13488), (6480, 12645), (6744, 12150), (7025, 11664), (7290, 11240), (7587, 10800), (8100, 10116), (8430, 9720)]