305643240

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{40429}}^1$

素因数の和:40456

約数の個数: 128

約数和(自身を含む): 1164384000

約数和(自身を除く): 858740760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 40429, 80858, 121287, 161716, 202145, 242574, 283003, 323432, 363861, 404290, 485148, 566006, 606435, 727722, 808580, 849009, 970296, 1091583, 1132012, 1212870, 1415015, 1455444, 1617160, 1698018, 1819305, 2183166, 2264024, 2425740, 2547027, 2830030, 2910888, 3396036, 3638610, 4245045, 4366332, 4851480, 5094054, 5457915, 5660060, 6792072, 7277220, 7641081, 8490090, 8732664, 10188108, 10915830, 11320120, 12735135, 14554440, 15282162, 16980180, 20376216, 21831660, 25470270, 30564324, 33960360, 38205405, 43663320, 50940540, 61128648, 76410810, 101881080, 152821620, 305643240]

約数ペア:

[(1, 305643240), (2, 152821620), (3, 101881080), (4, 76410810), (5, 61128648), (6, 50940540), (7, 43663320), (8, 38205405), (9, 33960360), (10, 30564324), (12, 25470270), (14, 21831660), (15, 20376216), (18, 16980180), (20, 15282162), (21, 14554440), (24, 12735135), (27, 11320120), (28, 10915830), (30, 10188108), (35, 8732664), (36, 8490090), (40, 7641081), (42, 7277220), (45, 6792072), (54, 5660060), (56, 5457915), (60, 5094054), (63, 4851480), (70, 4366332), (72, 4245045), (84, 3638610), (90, 3396036), (105, 2910888), (108, 2830030), (120, 2547027), (126, 2425740), (135, 2264024), (140, 2183166), (168, 1819305), (180, 1698018), (189, 1617160), (210, 1455444), (216, 1415015), (252, 1212870), (270, 1132012), (280, 1091583), (315, 970296), (360, 849009), (378, 808580), (420, 727722), (504, 606435), (540, 566006), (630, 485148), (756, 404290), (840, 363861), (945, 323432), (1080, 283003), (1260, 242574), (1512, 202145), (1890, 161716), (2520, 121287), (3780, 80858), (7560, 40429)]