405300

素因数分解:

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

素因数の和:217

約数の個数: 72

約数和(自身を含む): 1347136

約数和(自身を除く): 941836

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 193, 210, 300, 350, 386, 420, 525, 579, 700, 772, 965, 1050, 1158, 1351, 1930, 2100, 2316, 2702, 2895, 3860, 4053, 4825, 5404, 5790, 6755, 8106, 9650, 11580, 13510, 14475, 16212, 19300, 20265, 27020, 28950, 33775, 40530, 57900, 67550, 81060, 101325, 135100, 202650, 405300]

約数ペア:

[(1, 405300), (2, 202650), (3, 135100), (4, 101325), (5, 81060), (6, 67550), (7, 57900), (10, 40530), (12, 33775), (14, 28950), (15, 27020), (20, 20265), (21, 19300), (25, 16212), (28, 14475), (30, 13510), (35, 11580), (42, 9650), (50, 8106), (60, 6755), (70, 5790), (75, 5404), (84, 4825), (100, 4053), (105, 3860), (140, 2895), (150, 2702), (175, 2316), (193, 2100), (210, 1930), (300, 1351), (350, 1158), (386, 1050), (420, 965), (525, 772), (579, 700)]