123030160

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{557}}^1$

素因数の和:832

約数の個数: 80

約数和(自身を含む): 313854912

約数和(自身を除く): 190824752

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 251, 440, 502, 557, 880, 1004, 1114, 1255, 2008, 2228, 2510, 2761, 2785, 4016, 4456, 5020, 5522, 5570, 6127, 8912, 10040, 11044, 11140, 12254, 13805, 20080, 22088, 22280, 24508, 27610, 30635, 44176, 44560, 49016, 55220, 61270, 98032, 110440, 122540, 139807, 220880, 245080, 279614, 490160, 559228, 699035, 1118456, 1398070, 1537877, 2236912, 2796140, 3075754, 5592280, 6151508, 7689385, 11184560, 12303016, 15378770, 24606032, 30757540, 61515080, 123030160]

約数ペア:

[(1, 123030160), (2, 61515080), (4, 30757540), (5, 24606032), (8, 15378770), (10, 12303016), (11, 11184560), (16, 7689385), (20, 6151508), (22, 5592280), (40, 3075754), (44, 2796140), (55, 2236912), (80, 1537877), (88, 1398070), (110, 1118456), (176, 699035), (220, 559228), (251, 490160), (440, 279614), (502, 245080), (557, 220880), (880, 139807), (1004, 122540), (1114, 110440), (1255, 98032), (2008, 61270), (2228, 55220), (2510, 49016), (2761, 44560), (2785, 44176), (4016, 30635), (4456, 27610), (5020, 24508), (5522, 22280), (5570, 22088), (6127, 20080), (8912, 13805), (10040, 12254), (11044, 11140)]