20782769400

素因数分解:

$2^3\times 3^6\times 5^2\times {\mathrm{142543}}^1$

素因数の和:142577

約数の個数: 168

約数和(自身を含む): 72447275280

約数和(自身を除く): 51664505880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 27, 30, 36, 40, 45, 50, 54, 60, 72, 75, 81, 90, 100, 108, 120, 135, 150, 162, 180, 200, 216, 225, 243, 270, 300, 324, 360, 405, 450, 486, 540, 600, 648, 675, 729, 810, 900, 972, 1080, 1215, 1350, 1458, 1620, 1800, 1944, 2025, 2430, 2700, 2916, 3240, 3645, 4050, 4860, 5400, 5832, 6075, 7290, 8100, 9720, 12150, 14580, 16200, 18225, 24300, 29160, 36450, 48600, 72900, 142543, 145800, 285086, 427629, 570172, 712715, 855258, 1140344, 1282887, 1425430, 1710516, 2138145, 2565774, 2850860, 3421032, 3563575, 3848661, 4276290, 5131548, 5701720, 6414435, 7127150, 7697322, 8552580, 10263096, 10690725, 11545983, 12828870, 14254300, 15394644, 17105160, 19243305, 21381450, 23091966, 25657740, 28508600, 30789288, 32072175, 34637949, 38486610, 42762900, 46183932, 51315480, 57729915, 64144350, 69275898, 76973220, 85525800, 92367864, 96216525, 103913847, 115459830, 128288700, 138551796, 153946440, 173189745, 192433050, 207827694, 230919660, 256577400, 277103592, 288649575, 346379490, 384866100, 415655388, 461839320, 519569235, 577299150, 692758980, 769732200, 831310776, 865948725, 1039138470, 1154598300, 1385517960, 1731897450, 2078276940, 2309196600, 2597846175, 3463794900, 4156553880, 5195692350, 6927589800, 10391384700, 20782769400]

約数ペア:

[(1, 20782769400), (2, 10391384700), (3, 6927589800), (4, 5195692350), (5, 4156553880), (6, 3463794900), (8, 2597846175), (9, 2309196600), (10, 2078276940), (12, 1731897450), (15, 1385517960), (18, 1154598300), (20, 1039138470), (24, 865948725), (25, 831310776), (27, 769732200), (30, 692758980), (36, 577299150), (40, 519569235), (45, 461839320), (50, 415655388), (54, 384866100), (60, 346379490), (72, 288649575), (75, 277103592), (81, 256577400), (90, 230919660), (100, 207827694), (108, 192433050), (120, 173189745), (135, 153946440), (150, 138551796), (162, 128288700), (180, 115459830), (200, 103913847), (216, 96216525), (225, 92367864), (243, 85525800), (270, 76973220), (300, 69275898), (324, 64144350), (360, 57729915), (405, 51315480), (450, 46183932), (486, 42762900), (540, 38486610), (600, 34637949), (648, 32072175), (675, 30789288), (729, 28508600), (810, 25657740), (900, 23091966), (972, 21381450), (1080, 19243305), (1215, 17105160), (1350, 15394644), (1458, 14254300), (1620, 12828870), (1800, 11545983), (1944, 10690725), (2025, 10263096), (2430, 8552580), (2700, 7697322), (2916, 7127150), (3240, 6414435), (3645, 5701720), (4050, 5131548), (4860, 4276290), (5400, 3848661), (5832, 3563575), (6075, 3421032), (7290, 2850860), (8100, 2565774), (9720, 2138145), (12150, 1710516), (14580, 1425430), (16200, 1282887), (18225, 1140344), (24300, 855258), (29160, 712715), (36450, 570172), (48600, 427629), (72900, 285086), (142543, 145800)]