28051800

素因数分解:

$2^3\times 3^1\times 5^2\times 7^1\times {\mathrm{6679}}^1$

素因数の和:6705

約数の個数: 96

約数和(自身を含む): 99398400

約数和(自身を除く): 71346600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 50, 56, 60, 70, 75, 84, 100, 105, 120, 140, 150, 168, 175, 200, 210, 280, 300, 350, 420, 525, 600, 700, 840, 1050, 1400, 2100, 4200, 6679, 13358, 20037, 26716, 33395, 40074, 46753, 53432, 66790, 80148, 93506, 100185, 133580, 140259, 160296, 166975, 187012, 200370, 233765, 267160, 280518, 333950, 374024, 400740, 467530, 500925, 561036, 667900, 701295, 801480, 935060, 1001850, 1122072, 1168825, 1335800, 1402590, 1870120, 2003700, 2337650, 2805180, 3506475, 4007400, 4675300, 5610360, 7012950, 9350600, 14025900, 28051800]

約数ペア:

[(1, 28051800), (2, 14025900), (3, 9350600), (4, 7012950), (5, 5610360), (6, 4675300), (7, 4007400), (8, 3506475), (10, 2805180), (12, 2337650), (14, 2003700), (15, 1870120), (20, 1402590), (21, 1335800), (24, 1168825), (25, 1122072), (28, 1001850), (30, 935060), (35, 801480), (40, 701295), (42, 667900), (50, 561036), (56, 500925), (60, 467530), (70, 400740), (75, 374024), (84, 333950), (100, 280518), (105, 267160), (120, 233765), (140, 200370), (150, 187012), (168, 166975), (175, 160296), (200, 140259), (210, 133580), (280, 100185), (300, 93506), (350, 80148), (420, 66790), (525, 53432), (600, 46753), (700, 40074), (840, 33395), (1050, 26716), (1400, 20037), (2100, 13358), (4200, 6679)]