12979120

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1$

素因数の和:88

約数の個数: 160

約数和(自身を含む): 39283200

約数和(自身を除く): 26304080

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 43, 44, 49, 55, 56, 70, 77, 80, 86, 88, 98, 110, 112, 140, 154, 172, 176, 196, 215, 220, 245, 280, 301, 308, 343, 344, 385, 392, 430, 440, 473, 490, 539, 560, 602, 616, 686, 688, 770, 784, 860, 880, 946, 980, 1078, 1204, 1232, 1372, 1505, 1540, 1715, 1720, 1892, 1960, 2107, 2156, 2365, 2408, 2695, 2744, 3010, 3080, 3311, 3430, 3440, 3773, 3784, 3920, 4214, 4312, 4730, 4816, 5390, 5488, 6020, 6160, 6622, 6860, 7546, 7568, 8428, 8624, 9460, 10535, 10780, 12040, 13244, 13720, 14749, 15092, 16555, 16856, 18865, 18920, 21070, 21560, 23177, 24080, 26488, 27440, 29498, 30184, 33110, 33712, 37730, 37840, 42140, 43120, 46354, 52976, 58996, 60368, 66220, 73745, 75460, 84280, 92708, 115885, 117992, 132440, 147490, 150920, 162239, 168560, 185416, 231770, 235984, 264880, 294980, 301840, 324478, 370832, 463540, 589960, 648956, 811195, 927080, 1179920, 1297912, 1622390, 1854160, 2595824, 3244780, 6489560, 12979120]

約数ペア:

[(1, 12979120), (2, 6489560), (4, 3244780), (5, 2595824), (7, 1854160), (8, 1622390), (10, 1297912), (11, 1179920), (14, 927080), (16, 811195), (20, 648956), (22, 589960), (28, 463540), (35, 370832), (40, 324478), (43, 301840), (44, 294980), (49, 264880), (55, 235984), (56, 231770), (70, 185416), (77, 168560), (80, 162239), (86, 150920), (88, 147490), (98, 132440), (110, 117992), (112, 115885), (140, 92708), (154, 84280), (172, 75460), (176, 73745), (196, 66220), (215, 60368), (220, 58996), (245, 52976), (280, 46354), (301, 43120), (308, 42140), (343, 37840), (344, 37730), (385, 33712), (392, 33110), (430, 30184), (440, 29498), (473, 27440), (490, 26488), (539, 24080), (560, 23177), (602, 21560), (616, 21070), (686, 18920), (688, 18865), (770, 16856), (784, 16555), (860, 15092), (880, 14749), (946, 13720), (980, 13244), (1078, 12040), (1204, 10780), (1232, 10535), (1372, 9460), (1505, 8624), (1540, 8428), (1715, 7568), (1720, 7546), (1892, 6860), (1960, 6622), (2107, 6160), (2156, 6020), (2365, 5488), (2408, 5390), (2695, 4816), (2744, 4730), (3010, 4312), (3080, 4214), (3311, 3920), (3430, 3784), (3440, 3773)]