131479320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{811}}^1$

素因数の和:1025

約数の個数: 128

約数和(自身を含む): 453680640

約数和(自身を除く): 322201320

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, 811, 840, 965, 1158, 1351, 1544, 1622, 1930, 2316, 2433, 2702, 2895, 3244, 3860, 4053, 4055, 4632, 4866, 5404, 5677, 5790, 6488, 6755, 7720, 8106, 8110, 9732, 10808, 11354, 11580, 12165, 13510, 16212, 16220, 17031, 19464, 20265, 22708, 23160, 24330, 27020, 28385, 32424, 32440, 34062, 40530, 45416, 48660, 54040, 56770, 68124, 81060, 85155, 97320, 113540, 136248, 156523, 162120, 170310, 227080, 313046, 340620, 469569, 626092, 681240, 782615, 939138, 1095661, 1252184, 1565230, 1878276, 2191322, 2347845, 3130460, 3286983, 3756552, 4382644, 4695690, 5478305, 6260920, 6573966, 8765288, 9391380, 10956610, 13147932, 16434915, 18782760, 21913220, 26295864, 32869830, 43826440, 65739660, 131479320]

約数ペア:

[(1, 131479320), (2, 65739660), (3, 43826440), (4, 32869830), (5, 26295864), (6, 21913220), (7, 18782760), (8, 16434915), (10, 13147932), (12, 10956610), (14, 9391380), (15, 8765288), (20, 6573966), (21, 6260920), (24, 5478305), (28, 4695690), (30, 4382644), (35, 3756552), (40, 3286983), (42, 3130460), (56, 2347845), (60, 2191322), (70, 1878276), (84, 1565230), (105, 1252184), (120, 1095661), (140, 939138), (168, 782615), (193, 681240), (210, 626092), (280, 469569), (386, 340620), (420, 313046), (579, 227080), (772, 170310), (811, 162120), (840, 156523), (965, 136248), (1158, 113540), (1351, 97320), (1544, 85155), (1622, 81060), (1930, 68124), (2316, 56770), (2433, 54040), (2702, 48660), (2895, 45416), (3244, 40530), (3860, 34062), (4053, 32440), (4055, 32424), (4632, 28385), (4866, 27020), (5404, 24330), (5677, 23160), (5790, 22708), (6488, 20265), (6755, 19464), (7720, 17031), (8106, 16220), (8110, 16212), (9732, 13510), (10808, 12165), (11354, 11580)]