18428381280

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{473981}}^1$

素因数の和:474011

約数の個数: 144

約数和(自身を含む): 65216131344

約数和(自身を除く): 46787750064

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, 810, 864, 972, 1080, 1215, 1296, 1440, 1620, 1944, 2160, 2430, 2592, 3240, 3888, 4320, 4860, 6480, 7776, 9720, 12960, 19440, 38880, 473981, 947962, 1421943, 1895924, 2369905, 2843886, 3791848, 4265829, 4739810, 5687772, 7109715, 7583696, 8531658, 9479620, 11375544, 12797487, 14219430, 15167392, 17063316, 18959240, 21329145, 22751088, 25594974, 28438860, 34126632, 37918480, 38392461, 42658290, 45502176, 51189948, 56877720, 63987435, 68253264, 75836960, 76784922, 85316580, 102379896, 113755440, 115177383, 127974870, 136506528, 153569844, 170633160, 191962305, 204759792, 227510880, 230354766, 255949740, 307139688, 341266320, 383924610, 409519584, 460709532, 511899480, 575886915, 614279376, 682532640, 767849220, 921419064, 1023798960, 1151773830, 1228558752, 1535698440, 1842838128, 2047597920, 2303547660, 3071396880, 3685676256, 4607095320, 6142793760, 9214190640, 18428381280]

約数ペア:

[(1, 18428381280), (2, 9214190640), (3, 6142793760), (4, 4607095320), (5, 3685676256), (6, 3071396880), (8, 2303547660), (9, 2047597920), (10, 1842838128), (12, 1535698440), (15, 1228558752), (16, 1151773830), (18, 1023798960), (20, 921419064), (24, 767849220), (27, 682532640), (30, 614279376), (32, 575886915), (36, 511899480), (40, 460709532), (45, 409519584), (48, 383924610), (54, 341266320), (60, 307139688), (72, 255949740), (80, 230354766), (81, 227510880), (90, 204759792), (96, 191962305), (108, 170633160), (120, 153569844), (135, 136506528), (144, 127974870), (160, 115177383), (162, 113755440), (180, 102379896), (216, 85316580), (240, 76784922), (243, 75836960), (270, 68253264), (288, 63987435), (324, 56877720), (360, 51189948), (405, 45502176), (432, 42658290), (480, 38392461), (486, 37918480), (540, 34126632), (648, 28438860), (720, 25594974), (810, 22751088), (864, 21329145), (972, 18959240), (1080, 17063316), (1215, 15167392), (1296, 14219430), (1440, 12797487), (1620, 11375544), (1944, 9479620), (2160, 8531658), (2430, 7583696), (2592, 7109715), (3240, 5687772), (3888, 4739810), (4320, 4265829), (4860, 3791848), (6480, 2843886), (7776, 2369905), (9720, 1895924), (12960, 1421943), (19440, 947962), (38880, 473981)]