258901920

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{6659}}^1$

素因数の和:6689

約数の個数: 144

約数和(自身を含む): 916362720

約数和(自身を除く): 657460800

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, 6659, 7776, 9720, 12960, 13318, 19440, 19977, 26636, 33295, 38880, 39954, 53272, 59931, 66590, 79908, 99885, 106544, 119862, 133180, 159816, 179793, 199770, 213088, 239724, 266360, 299655, 319632, 359586, 399540, 479448, 532720, 539379, 599310, 639264, 719172, 799080, 898965, 958896, 1065440, 1078758, 1198620, 1438344, 1598160, 1618137, 1797930, 1917792, 2157516, 2397240, 2696895, 2876688, 3196320, 3236274, 3595860, 4315032, 4794480, 5393790, 5753376, 6472548, 7191720, 8090685, 8630064, 9588960, 10787580, 12945096, 14383440, 16181370, 17260128, 21575160, 25890192, 28766880, 32362740, 43150320, 51780384, 64725480, 86300640, 129450960, 258901920]

約数ペア:

[(1, 258901920), (2, 129450960), (3, 86300640), (4, 64725480), (5, 51780384), (6, 43150320), (8, 32362740), (9, 28766880), (10, 25890192), (12, 21575160), (15, 17260128), (16, 16181370), (18, 14383440), (20, 12945096), (24, 10787580), (27, 9588960), (30, 8630064), (32, 8090685), (36, 7191720), (40, 6472548), (45, 5753376), (48, 5393790), (54, 4794480), (60, 4315032), (72, 3595860), (80, 3236274), (81, 3196320), (90, 2876688), (96, 2696895), (108, 2397240), (120, 2157516), (135, 1917792), (144, 1797930), (160, 1618137), (162, 1598160), (180, 1438344), (216, 1198620), (240, 1078758), (243, 1065440), (270, 958896), (288, 898965), (324, 799080), (360, 719172), (405, 639264), (432, 599310), (480, 539379), (486, 532720), (540, 479448), (648, 399540), (720, 359586), (810, 319632), (864, 299655), (972, 266360), (1080, 239724), (1215, 213088), (1296, 199770), (1440, 179793), (1620, 159816), (1944, 133180), (2160, 119862), (2430, 106544), (2592, 99885), (3240, 79908), (3888, 66590), (4320, 59931), (4860, 53272), (6480, 39954), (6659, 38880), (7776, 33295), (9720, 26636), (12960, 19977), (13318, 19440)]