308190120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{1901}}^1$

素因数の和:2115

約数の個数: 128

約数和(自身を含む): 1062685440

約数和(自身を除く): 754495320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 193, 210, 280, 386, 420, 579, 772, 840, 965, 1158, 1351, 1544, 1901, 1930, 2316, 2702, 2895, 3802, 3860, 4053, 4632, 5404, 5703, 5790, 6755, 7604, 7720, 8106, 9505, 10808, 11406, 11580, 13307, 13510, 15208, 16212, 19010, 20265, 22812, 23160, 26614, 27020, 28515, 32424, 38020, 39921, 40530, 45624, 53228, 54040, 57030, 66535, 76040, 79842, 81060, 106456, 114060, 133070, 159684, 162120, 199605, 228120, 266140, 319368, 366893, 399210, 532280, 733786, 798420, 1100679, 1467572, 1596840, 1834465, 2201358, 2568251, 2935144, 3668930, 4402716, 5136502, 5503395, 7337860, 7704753, 8805432, 10273004, 11006790, 12841255, 14675720, 15409506, 20546008, 22013580, 25682510, 30819012, 38523765, 44027160, 51365020, 61638024, 77047530, 102730040, 154095060, 308190120]

約数ペア:

[(1, 308190120), (2, 154095060), (3, 102730040), (4, 77047530), (5, 61638024), (6, 51365020), (7, 44027160), (8, 38523765), (10, 30819012), (12, 25682510), (14, 22013580), (15, 20546008), (20, 15409506), (21, 14675720), (24, 12841255), (28, 11006790), (30, 10273004), (35, 8805432), (40, 7704753), (42, 7337860), (56, 5503395), (60, 5136502), (70, 4402716), (84, 3668930), (105, 2935144), (120, 2568251), (140, 2201358), (168, 1834465), (193, 1596840), (210, 1467572), (280, 1100679), (386, 798420), (420, 733786), (579, 532280), (772, 399210), (840, 366893), (965, 319368), (1158, 266140), (1351, 228120), (1544, 199605), (1901, 162120), (1930, 159684), (2316, 133070), (2702, 114060), (2895, 106456), (3802, 81060), (3860, 79842), (4053, 76040), (4632, 66535), (5404, 57030), (5703, 54040), (5790, 53228), (6755, 45624), (7604, 40530), (7720, 39921), (8106, 38020), (9505, 32424), (10808, 28515), (11406, 27020), (11580, 26614), (13307, 23160), (13510, 22812), (15208, 20265), (16212, 19010)]