251304060

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{1949}}^1$

素因数の和:2275

約数の個数: 96

約数和(自身を含む): 807206400

約数和(自身を除く): 555902340

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 307, 420, 614, 921, 1228, 1535, 1842, 1949, 2149, 3070, 3684, 3898, 4298, 4605, 5847, 6140, 6447, 7796, 8596, 9210, 9745, 10745, 11694, 12894, 13643, 18420, 19490, 21490, 23388, 25788, 27286, 29235, 32235, 38980, 40929, 42980, 54572, 58470, 64470, 68215, 81858, 116940, 128940, 136430, 163716, 204645, 272860, 409290, 598343, 818580, 1196686, 1795029, 2393372, 2991715, 3590058, 4188401, 5983430, 7180116, 8376802, 8975145, 11966860, 12565203, 16753604, 17950290, 20942005, 25130406, 35900580, 41884010, 50260812, 62826015, 83768020, 125652030, 251304060]

約数ペア:

[(1, 251304060), (2, 125652030), (3, 83768020), (4, 62826015), (5, 50260812), (6, 41884010), (7, 35900580), (10, 25130406), (12, 20942005), (14, 17950290), (15, 16753604), (20, 12565203), (21, 11966860), (28, 8975145), (30, 8376802), (35, 7180116), (42, 5983430), (60, 4188401), (70, 3590058), (84, 2991715), (105, 2393372), (140, 1795029), (210, 1196686), (307, 818580), (420, 598343), (614, 409290), (921, 272860), (1228, 204645), (1535, 163716), (1842, 136430), (1949, 128940), (2149, 116940), (3070, 81858), (3684, 68215), (3898, 64470), (4298, 58470), (4605, 54572), (5847, 42980), (6140, 40929), (6447, 38980), (7796, 32235), (8596, 29235), (9210, 27286), (9745, 25788), (10745, 23388), (11694, 21490), (12894, 19490), (13643, 18420)]