66405120

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{17293}}^1$

素因数の和:17317

約数の個数: 72

約数和(自身を含む): 212093616

約数和(自身を除く): 145688496

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, 640, 768, 960, 1280, 1920, 3840, 17293, 34586, 51879, 69172, 86465, 103758, 138344, 172930, 207516, 259395, 276688, 345860, 415032, 518790, 553376, 691720, 830064, 1037580, 1106752, 1383440, 1660128, 2075160, 2213504, 2766880, 3320256, 4150320, 4427008, 5533760, 6640512, 8300640, 11067520, 13281024, 16601280, 22135040, 33202560, 66405120]

約数ペア:

[(1, 66405120), (2, 33202560), (3, 22135040), (4, 16601280), (5, 13281024), (6, 11067520), (8, 8300640), (10, 6640512), (12, 5533760), (15, 4427008), (16, 4150320), (20, 3320256), (24, 2766880), (30, 2213504), (32, 2075160), (40, 1660128), (48, 1383440), (60, 1106752), (64, 1037580), (80, 830064), (96, 691720), (120, 553376), (128, 518790), (160, 415032), (192, 345860), (240, 276688), (256, 259395), (320, 207516), (384, 172930), (480, 138344), (640, 103758), (768, 86465), (960, 69172), (1280, 51879), (1920, 34586), (3840, 17293)]