2021207400

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{353}}^1\times {\mathrm{3181}}^1$

素因数の和:3556

約数の個数: 144

約数和(自身を含む): 6809257260

約数和(自身を除く): 4788049860

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 120, 150, 180, 200, 225, 300, 353, 360, 450, 600, 706, 900, 1059, 1412, 1765, 1800, 2118, 2824, 3177, 3181, 3530, 4236, 5295, 6354, 6362, 7060, 8472, 8825, 9543, 10590, 12708, 12724, 14120, 15885, 15905, 17650, 19086, 21180, 25416, 25448, 26475, 28629, 31770, 31810, 35300, 38172, 42360, 47715, 52950, 57258, 63540, 63620, 70600, 76344, 79425, 79525, 95430, 105900, 114516, 127080, 127240, 143145, 158850, 159050, 190860, 211800, 229032, 238575, 286290, 317700, 318100, 381720, 477150, 572580, 635400, 636200, 715725, 954300, 1122893, 1145160, 1431450, 1908600, 2245786, 2862900, 3368679, 4491572, 5614465, 5725800, 6737358, 8983144, 10106037, 11228930, 13474716, 16843395, 20212074, 22457860, 26949432, 28072325, 33686790, 40424148, 44915720, 50530185, 56144650, 67373580, 80848296, 84216975, 101060370, 112289300, 134747160, 168433950, 202120740, 224578600, 252650925, 336867900, 404241480, 505301850, 673735800, 1010603700, 2021207400]

約数ペア:

[(1, 2021207400), (2, 1010603700), (3, 673735800), (4, 505301850), (5, 404241480), (6, 336867900), (8, 252650925), (9, 224578600), (10, 202120740), (12, 168433950), (15, 134747160), (18, 112289300), (20, 101060370), (24, 84216975), (25, 80848296), (30, 67373580), (36, 56144650), (40, 50530185), (45, 44915720), (50, 40424148), (60, 33686790), (72, 28072325), (75, 26949432), (90, 22457860), (100, 20212074), (120, 16843395), (150, 13474716), (180, 11228930), (200, 10106037), (225, 8983144), (300, 6737358), (353, 5725800), (360, 5614465), (450, 4491572), (600, 3368679), (706, 2862900), (900, 2245786), (1059, 1908600), (1412, 1431450), (1765, 1145160), (1800, 1122893), (2118, 954300), (2824, 715725), (3177, 636200), (3181, 635400), (3530, 572580), (4236, 477150), (5295, 381720), (6354, 318100), (6362, 317700), (7060, 286290), (8472, 238575), (8825, 229032), (9543, 211800), (10590, 190860), (12708, 159050), (12724, 158850), (14120, 143145), (15885, 127240), (15905, 127080), (17650, 114516), (19086, 105900), (21180, 95430), (25416, 79525), (25448, 79425), (26475, 76344), (28629, 70600), (31770, 63620), (31810, 63540), (35300, 57258), (38172, 52950), (42360, 47715)]