199894320

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{887}}^1$

素因数の和:1219

約数の個数: 120

約数和(自身を含む): 674215776

約数和(自身を除く): 474321456

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 313, 360, 626, 720, 887, 939, 1252, 1565, 1774, 1878, 2504, 2661, 2817, 3130, 3548, 3756, 4435, 4695, 5008, 5322, 5634, 6260, 7096, 7512, 7983, 8870, 9390, 10644, 11268, 12520, 13305, 14085, 14192, 15024, 15966, 17740, 18780, 21288, 22536, 25040, 26610, 28170, 31932, 35480, 37560, 39915, 42576, 45072, 53220, 56340, 63864, 70960, 75120, 79830, 106440, 112680, 127728, 159660, 212880, 225360, 277631, 319320, 555262, 638640, 832893, 1110524, 1388155, 1665786, 2221048, 2498679, 2776310, 3331572, 4164465, 4442096, 4997358, 5552620, 6663144, 8328930, 9994716, 11105240, 12493395, 13326288, 16657860, 19989432, 22210480, 24986790, 33315720, 39978864, 49973580, 66631440, 99947160, 199894320]

約数ペア:

[(1, 199894320), (2, 99947160), (3, 66631440), (4, 49973580), (5, 39978864), (6, 33315720), (8, 24986790), (9, 22210480), (10, 19989432), (12, 16657860), (15, 13326288), (16, 12493395), (18, 11105240), (20, 9994716), (24, 8328930), (30, 6663144), (36, 5552620), (40, 4997358), (45, 4442096), (48, 4164465), (60, 3331572), (72, 2776310), (80, 2498679), (90, 2221048), (120, 1665786), (144, 1388155), (180, 1110524), (240, 832893), (313, 638640), (360, 555262), (626, 319320), (720, 277631), (887, 225360), (939, 212880), (1252, 159660), (1565, 127728), (1774, 112680), (1878, 106440), (2504, 79830), (2661, 75120), (2817, 70960), (3130, 63864), (3548, 56340), (3756, 53220), (4435, 45072), (4695, 42576), (5008, 39915), (5322, 37560), (5634, 35480), (6260, 31932), (7096, 28170), (7512, 26610), (7983, 25040), (8870, 22536), (9390, 21288), (10644, 18780), (11268, 17740), (12520, 15966), (13305, 15024), (14085, 14192)]