171656960

素因数分解:

$2^8\times 5^1\times {\mathrm{59}}^1\times {\mathrm{2273}}^1$

素因数の和:2353

約数の個数: 72

約数和(自身を含む): 418325040

約数和(自身を除く): 246668080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 59, 64, 80, 118, 128, 160, 236, 256, 295, 320, 472, 590, 640, 944, 1180, 1280, 1888, 2273, 2360, 3776, 4546, 4720, 7552, 9092, 9440, 11365, 15104, 18184, 18880, 22730, 36368, 37760, 45460, 72736, 75520, 90920, 134107, 145472, 181840, 268214, 290944, 363680, 536428, 581888, 670535, 727360, 1072856, 1341070, 1454720, 2145712, 2682140, 2909440, 4291424, 5364280, 8582848, 10728560, 17165696, 21457120, 34331392, 42914240, 85828480, 171656960]

約数ペア:

[(1, 171656960), (2, 85828480), (4, 42914240), (5, 34331392), (8, 21457120), (10, 17165696), (16, 10728560), (20, 8582848), (32, 5364280), (40, 4291424), (59, 2909440), (64, 2682140), (80, 2145712), (118, 1454720), (128, 1341070), (160, 1072856), (236, 727360), (256, 670535), (295, 581888), (320, 536428), (472, 363680), (590, 290944), (640, 268214), (944, 181840), (1180, 145472), (1280, 134107), (1888, 90920), (2273, 75520), (2360, 72736), (3776, 45460), (4546, 37760), (4720, 36368), (7552, 22730), (9092, 18880), (9440, 18184), (11365, 15104)]