220021920

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{5659}}^1$

素因数の和:5689

約数の個数: 144

約数和(自身を含む): 778770720

約数和(自身を除く): 558748800

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, 5659, 6480, 7776, 9720, 11318, 12960, 16977, 19440, 22636, 28295, 33954, 38880, 45272, 50931, 56590, 67908, 84885, 90544, 101862, 113180, 135816, 152793, 169770, 181088, 203724, 226360, 254655, 271632, 305586, 339540, 407448, 452720, 458379, 509310, 543264, 611172, 679080, 763965, 814896, 905440, 916758, 1018620, 1222344, 1358160, 1375137, 1527930, 1629792, 1833516, 2037240, 2291895, 2444688, 2716320, 2750274, 3055860, 3667032, 4074480, 4583790, 4889376, 5500548, 6111720, 6875685, 7334064, 8148960, 9167580, 11001096, 12223440, 13751370, 14668128, 18335160, 22002192, 24446880, 27502740, 36670320, 44004384, 55005480, 73340640, 110010960, 220021920]

約数ペア:

[(1, 220021920), (2, 110010960), (3, 73340640), (4, 55005480), (5, 44004384), (6, 36670320), (8, 27502740), (9, 24446880), (10, 22002192), (12, 18335160), (15, 14668128), (16, 13751370), (18, 12223440), (20, 11001096), (24, 9167580), (27, 8148960), (30, 7334064), (32, 6875685), (36, 6111720), (40, 5500548), (45, 4889376), (48, 4583790), (54, 4074480), (60, 3667032), (72, 3055860), (80, 2750274), (81, 2716320), (90, 2444688), (96, 2291895), (108, 2037240), (120, 1833516), (135, 1629792), (144, 1527930), (160, 1375137), (162, 1358160), (180, 1222344), (216, 1018620), (240, 916758), (243, 905440), (270, 814896), (288, 763965), (324, 679080), (360, 611172), (405, 543264), (432, 509310), (480, 458379), (486, 452720), (540, 407448), (648, 339540), (720, 305586), (810, 271632), (864, 254655), (972, 226360), (1080, 203724), (1215, 181088), (1296, 169770), (1440, 152793), (1620, 135816), (1944, 113180), (2160, 101862), (2430, 90544), (2592, 84885), (3240, 67908), (3888, 56590), (4320, 50931), (4860, 45272), (5659, 38880), (6480, 33954), (7776, 28295), (9720, 22636), (11318, 19440), (12960, 16977)]