28695240

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{193}}^1$

素因数の和:276

約数の個数: 192

約数和(自身を含む): 108950400

約数和(自身を除く): 80255160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 59, 60, 63, 70, 72, 84, 90, 105, 118, 120, 126, 140, 168, 177, 180, 193, 210, 236, 252, 280, 295, 315, 354, 360, 386, 413, 420, 472, 504, 531, 579, 590, 630, 708, 772, 826, 840, 885, 965, 1062, 1158, 1180, 1239, 1260, 1351, 1416, 1544, 1652, 1737, 1770, 1930, 2065, 2124, 2316, 2360, 2478, 2520, 2655, 2702, 2895, 3304, 3474, 3540, 3717, 3860, 4053, 4130, 4248, 4632, 4956, 5310, 5404, 5790, 6195, 6755, 6948, 7080, 7434, 7720, 8106, 8260, 8685, 9912, 10620, 10808, 11387, 11580, 12159, 12390, 13510, 13896, 14868, 16212, 16520, 17370, 18585, 20265, 21240, 22774, 23160, 24318, 24780, 27020, 29736, 32424, 34161, 34740, 37170, 40530, 45548, 48636, 49560, 54040, 56935, 60795, 68322, 69480, 74340, 79709, 81060, 91096, 97272, 102483, 113870, 121590, 136644, 148680, 159418, 162120, 170805, 204966, 227740, 239127, 243180, 273288, 318836, 341610, 398545, 409932, 455480, 478254, 486360, 512415, 637672, 683220, 717381, 797090, 819864, 956508, 1024830, 1195635, 1366440, 1434762, 1594180, 1913016, 2049660, 2391270, 2869524, 3188360, 3586905, 4099320, 4782540, 5739048, 7173810, 9565080, 14347620, 28695240]

約数ペア:

[(1, 28695240), (2, 14347620), (3, 9565080), (4, 7173810), (5, 5739048), (6, 4782540), (7, 4099320), (8, 3586905), (9, 3188360), (10, 2869524), (12, 2391270), (14, 2049660), (15, 1913016), (18, 1594180), (20, 1434762), (21, 1366440), (24, 1195635), (28, 1024830), (30, 956508), (35, 819864), (36, 797090), (40, 717381), (42, 683220), (45, 637672), (56, 512415), (59, 486360), (60, 478254), (63, 455480), (70, 409932), (72, 398545), (84, 341610), (90, 318836), (105, 273288), (118, 243180), (120, 239127), (126, 227740), (140, 204966), (168, 170805), (177, 162120), (180, 159418), (193, 148680), (210, 136644), (236, 121590), (252, 113870), (280, 102483), (295, 97272), (315, 91096), (354, 81060), (360, 79709), (386, 74340), (413, 69480), (420, 68322), (472, 60795), (504, 56935), (531, 54040), (579, 49560), (590, 48636), (630, 45548), (708, 40530), (772, 37170), (826, 34740), (840, 34161), (885, 32424), (965, 29736), (1062, 27020), (1158, 24780), (1180, 24318), (1239, 23160), (1260, 22774), (1351, 21240), (1416, 20265), (1544, 18585), (1652, 17370), (1737, 16520), (1770, 16212), (1930, 14868), (2065, 13896), (2124, 13510), (2316, 12390), (2360, 12159), (2478, 11580), (2520, 11387), (2655, 10808), (2702, 10620), (2895, 9912), (3304, 8685), (3474, 8260), (3540, 8106), (3717, 7720), (3860, 7434), (4053, 7080), (4130, 6948), (4248, 6755), (4632, 6195), (4956, 5790), (5310, 5404)]