6480126320

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{919}}^1\times {\mathrm{4639}}^1$

素因数の和:5590

約数の個数: 80

約数和(自身を含む): 15879936000

約数和(自身を除く): 9399809680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 919, 1520, 1838, 3676, 4595, 4639, 7352, 9190, 9278, 14704, 17461, 18380, 18556, 23195, 34922, 36760, 37112, 46390, 69844, 73520, 74224, 87305, 88141, 92780, 139688, 174610, 176282, 185560, 279376, 349220, 352564, 371120, 440705, 698440, 705128, 881410, 1396880, 1410256, 1762820, 3525640, 4263241, 7051280, 8526482, 17052964, 21316205, 34105928, 42632410, 68211856, 81001579, 85264820, 162003158, 170529640, 324006316, 341059280, 405007895, 648012632, 810015790, 1296025264, 1620031580, 3240063160, 6480126320]

約数ペア:

[(1, 6480126320), (2, 3240063160), (4, 1620031580), (5, 1296025264), (8, 810015790), (10, 648012632), (16, 405007895), (19, 341059280), (20, 324006316), (38, 170529640), (40, 162003158), (76, 85264820), (80, 81001579), (95, 68211856), (152, 42632410), (190, 34105928), (304, 21316205), (380, 17052964), (760, 8526482), (919, 7051280), (1520, 4263241), (1838, 3525640), (3676, 1762820), (4595, 1410256), (4639, 1396880), (7352, 881410), (9190, 705128), (9278, 698440), (14704, 440705), (17461, 371120), (18380, 352564), (18556, 349220), (23195, 279376), (34922, 185560), (36760, 176282), (37112, 174610), (46390, 139688), (69844, 92780), (73520, 88141), (74224, 87305)]