64427520

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{8389}}^1$

素因数の和:8415

約数の個数: 80

約数和(自身を含む): 205991280

約数和(自身を除く): 141563760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1280, 1536, 1920, 2560, 3840, 7680, 8389, 16778, 25167, 33556, 41945, 50334, 67112, 83890, 100668, 125835, 134224, 167780, 201336, 251670, 268448, 335560, 402672, 503340, 536896, 671120, 805344, 1006680, 1073792, 1342240, 1610688, 2013360, 2147584, 2684480, 3221376, 4026720, 4295168, 5368960, 6442752, 8053440, 10737920, 12885504, 16106880, 21475840, 32213760, 64427520]

約数ペア:

[(1, 64427520), (2, 32213760), (3, 21475840), (4, 16106880), (5, 12885504), (6, 10737920), (8, 8053440), (10, 6442752), (12, 5368960), (15, 4295168), (16, 4026720), (20, 3221376), (24, 2684480), (30, 2147584), (32, 2013360), (40, 1610688), (48, 1342240), (60, 1073792), (64, 1006680), (80, 805344), (96, 671120), (120, 536896), (128, 503340), (160, 402672), (192, 335560), (240, 268448), (256, 251670), (320, 201336), (384, 167780), (480, 134224), (512, 125835), (640, 100668), (768, 83890), (960, 67112), (1280, 50334), (1536, 41945), (1920, 33556), (2560, 25167), (3840, 16778), (7680, 8389)]