87740520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1559}}^1$

素因数の和:1647

約数の個数: 128

約数和(自身を含む): 305510400

約数和(自身を除く): 217769880

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, 67, 70, 84, 105, 120, 134, 140, 168, 201, 210, 268, 280, 335, 402, 420, 469, 536, 670, 804, 840, 938, 1005, 1340, 1407, 1559, 1608, 1876, 2010, 2345, 2680, 2814, 3118, 3752, 4020, 4677, 4690, 5628, 6236, 7035, 7795, 8040, 9354, 9380, 10913, 11256, 12472, 14070, 15590, 18708, 18760, 21826, 23385, 28140, 31180, 32739, 37416, 43652, 46770, 54565, 56280, 62360, 65478, 87304, 93540, 104453, 109130, 130956, 163695, 187080, 208906, 218260, 261912, 313359, 327390, 417812, 436520, 522265, 626718, 654780, 731171, 835624, 1044530, 1253436, 1309560, 1462342, 1566795, 2089060, 2193513, 2506872, 2924684, 3133590, 3655855, 4178120, 4387026, 5849368, 6267180, 7311710, 8774052, 10967565, 12534360, 14623420, 17548104, 21935130, 29246840, 43870260, 87740520]

約数ペア:

[(1, 87740520), (2, 43870260), (3, 29246840), (4, 21935130), (5, 17548104), (6, 14623420), (7, 12534360), (8, 10967565), (10, 8774052), (12, 7311710), (14, 6267180), (15, 5849368), (20, 4387026), (21, 4178120), (24, 3655855), (28, 3133590), (30, 2924684), (35, 2506872), (40, 2193513), (42, 2089060), (56, 1566795), (60, 1462342), (67, 1309560), (70, 1253436), (84, 1044530), (105, 835624), (120, 731171), (134, 654780), (140, 626718), (168, 522265), (201, 436520), (210, 417812), (268, 327390), (280, 313359), (335, 261912), (402, 218260), (420, 208906), (469, 187080), (536, 163695), (670, 130956), (804, 109130), (840, 104453), (938, 93540), (1005, 87304), (1340, 65478), (1407, 62360), (1559, 56280), (1608, 54565), (1876, 46770), (2010, 43652), (2345, 37416), (2680, 32739), (2814, 31180), (3118, 28140), (3752, 23385), (4020, 21826), (4677, 18760), (4690, 18708), (5628, 15590), (6236, 14070), (7035, 12472), (7795, 11256), (8040, 10913), (9354, 9380)]