1621200

素因数分解:

$2^4\times 3^1\times 5^2\times 7^1\times {\mathrm{193}}^1$

素因数の和:221

約数の個数: 120

約数和(自身を含む): 5965888

約数和(自身を除く): 4344688

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 35, 40, 42, 48, 50, 56, 60, 70, 75, 80, 84, 100, 105, 112, 120, 140, 150, 168, 175, 193, 200, 210, 240, 280, 300, 336, 350, 386, 400, 420, 525, 560, 579, 600, 700, 772, 840, 965, 1050, 1158, 1200, 1351, 1400, 1544, 1680, 1930, 2100, 2316, 2702, 2800, 2895, 3088, 3860, 4053, 4200, 4632, 4825, 5404, 5790, 6755, 7720, 8106, 8400, 9264, 9650, 10808, 11580, 13510, 14475, 15440, 16212, 19300, 20265, 21616, 23160, 27020, 28950, 32424, 33775, 38600, 40530, 46320, 54040, 57900, 64848, 67550, 77200, 81060, 101325, 108080, 115800, 135100, 162120, 202650, 231600, 270200, 324240, 405300, 540400, 810600, 1621200]

約数ペア:

[(1, 1621200), (2, 810600), (3, 540400), (4, 405300), (5, 324240), (6, 270200), (7, 231600), (8, 202650), (10, 162120), (12, 135100), (14, 115800), (15, 108080), (16, 101325), (20, 81060), (21, 77200), (24, 67550), (25, 64848), (28, 57900), (30, 54040), (35, 46320), (40, 40530), (42, 38600), (48, 33775), (50, 32424), (56, 28950), (60, 27020), (70, 23160), (75, 21616), (80, 20265), (84, 19300), (100, 16212), (105, 15440), (112, 14475), (120, 13510), (140, 11580), (150, 10808), (168, 9650), (175, 9264), (193, 8400), (200, 8106), (210, 7720), (240, 6755), (280, 5790), (300, 5404), (336, 4825), (350, 4632), (386, 4200), (400, 4053), (420, 3860), (525, 3088), (560, 2895), (579, 2800), (600, 2702), (700, 2316), (772, 2100), (840, 1930), (965, 1680), (1050, 1544), (1158, 1400), (1200, 1351)]