80225280

素因数分解:

$2^{10}\times 3^2\times 5^1\times {\mathrm{1741}}^1$

素因数の和:1772

約数の個数: 132

約数和(自身を含む): 278138172

約数和(自身を除く): 197912892

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1024, 1152, 1280, 1440, 1536, 1741, 1920, 2304, 2560, 2880, 3072, 3482, 3840, 4608, 5120, 5223, 5760, 6964, 7680, 8705, 9216, 10446, 11520, 13928, 15360, 15669, 17410, 20892, 23040, 26115, 27856, 31338, 34820, 41784, 46080, 52230, 55712, 62676, 69640, 78345, 83568, 104460, 111424, 125352, 139280, 156690, 167136, 208920, 222848, 250704, 278560, 313380, 334272, 417840, 445696, 501408, 557120, 626760, 668544, 835680, 891392, 1002816, 1114240, 1253520, 1337088, 1671360, 1782784, 2005632, 2228480, 2507040, 2674176, 3342720, 4011264, 4456960, 5014080, 5348352, 6685440, 8022528, 8913920, 10028160, 13370880, 16045056, 20056320, 26741760, 40112640, 80225280]

約数ペア:

[(1, 80225280), (2, 40112640), (3, 26741760), (4, 20056320), (5, 16045056), (6, 13370880), (8, 10028160), (9, 8913920), (10, 8022528), (12, 6685440), (15, 5348352), (16, 5014080), (18, 4456960), (20, 4011264), (24, 3342720), (30, 2674176), (32, 2507040), (36, 2228480), (40, 2005632), (45, 1782784), (48, 1671360), (60, 1337088), (64, 1253520), (72, 1114240), (80, 1002816), (90, 891392), (96, 835680), (120, 668544), (128, 626760), (144, 557120), (160, 501408), (180, 445696), (192, 417840), (240, 334272), (256, 313380), (288, 278560), (320, 250704), (360, 222848), (384, 208920), (480, 167136), (512, 156690), (576, 139280), (640, 125352), (720, 111424), (768, 104460), (960, 83568), (1024, 78345), (1152, 69640), (1280, 62676), (1440, 55712), (1536, 52230), (1741, 46080), (1920, 41784), (2304, 34820), (2560, 31338), (2880, 27856), (3072, 26115), (3482, 23040), (3840, 20892), (4608, 17410), (5120, 15669), (5223, 15360), (5760, 13928), (6964, 11520), (7680, 10446), (8705, 9216)]