159271920

素因数分解:

$2^4\times 3^6\times 5^1\times {\mathrm{2731}}^1$

素因数の和:2762

約数の個数: 140

約数和(自身を含む): 555410136

約数和(自身を除く): 396138216

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 729, 810, 972, 1080, 1215, 1296, 1458, 1620, 1944, 2160, 2430, 2731, 2916, 3240, 3645, 3888, 4860, 5462, 5832, 6480, 7290, 8193, 9720, 10924, 11664, 13655, 14580, 16386, 19440, 21848, 24579, 27310, 29160, 32772, 40965, 43696, 49158, 54620, 58320, 65544, 73737, 81930, 98316, 109240, 122895, 131088, 147474, 163860, 196632, 218480, 221211, 245790, 294948, 327720, 368685, 393264, 442422, 491580, 589896, 655440, 663633, 737370, 884844, 983160, 1106055, 1179792, 1327266, 1474740, 1769688, 1966320, 1990899, 2212110, 2654532, 2949480, 3318165, 3539376, 3981798, 4424220, 5309064, 5898960, 6636330, 7963596, 8848440, 9954495, 10618128, 13272660, 15927192, 17696880, 19908990, 26545320, 31854384, 39817980, 53090640, 79635960, 159271920]

約数ペア:

[(1, 159271920), (2, 79635960), (3, 53090640), (4, 39817980), (5, 31854384), (6, 26545320), (8, 19908990), (9, 17696880), (10, 15927192), (12, 13272660), (15, 10618128), (16, 9954495), (18, 8848440), (20, 7963596), (24, 6636330), (27, 5898960), (30, 5309064), (36, 4424220), (40, 3981798), (45, 3539376), (48, 3318165), (54, 2949480), (60, 2654532), (72, 2212110), (80, 1990899), (81, 1966320), (90, 1769688), (108, 1474740), (120, 1327266), (135, 1179792), (144, 1106055), (162, 983160), (180, 884844), (216, 737370), (240, 663633), (243, 655440), (270, 589896), (324, 491580), (360, 442422), (405, 393264), (432, 368685), (486, 327720), (540, 294948), (648, 245790), (720, 221211), (729, 218480), (810, 196632), (972, 163860), (1080, 147474), (1215, 131088), (1296, 122895), (1458, 109240), (1620, 98316), (1944, 81930), (2160, 73737), (2430, 65544), (2731, 58320), (2916, 54620), (3240, 49158), (3645, 43696), (3888, 40965), (4860, 32772), (5462, 29160), (5832, 27310), (6480, 24579), (7290, 21848), (8193, 19440), (9720, 16386), (10924, 14580), (11664, 13655)]