87359720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{16421}}^1$

素因数の和:16458

約数の個数: 64

約数和(自身を含む): 236476800

約数和(自身を除く): 149117080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 16421, 32842, 65684, 82105, 114947, 131368, 164210, 229894, 311999, 328420, 459788, 574735, 623998, 656840, 919576, 1149470, 1247996, 1559995, 2183993, 2298940, 2495992, 3119990, 4367986, 4597880, 6239980, 8735972, 10919965, 12479960, 17471944, 21839930, 43679860, 87359720]

約数ペア:

[(1, 87359720), (2, 43679860), (4, 21839930), (5, 17471944), (7, 12479960), (8, 10919965), (10, 8735972), (14, 6239980), (19, 4597880), (20, 4367986), (28, 3119990), (35, 2495992), (38, 2298940), (40, 2183993), (56, 1559995), (70, 1247996), (76, 1149470), (95, 919576), (133, 656840), (140, 623998), (152, 574735), (190, 459788), (266, 328420), (280, 311999), (380, 229894), (532, 164210), (665, 131368), (760, 114947), (1064, 82105), (1330, 65684), (2660, 32842), (5320, 16421)]