1458906640

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{353}}^1\times {\mathrm{2719}}^1$

素因数の和:3104

約数の個数: 80

約数和(自身を含む): 3581913600

約数和(自身を除く): 2123006960

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 353, 380, 706, 760, 1412, 1520, 1765, 2719, 2824, 3530, 5438, 5648, 6707, 7060, 10876, 13414, 13595, 14120, 21752, 26828, 27190, 28240, 33535, 43504, 51661, 53656, 54380, 67070, 103322, 107312, 108760, 134140, 206644, 217520, 258305, 268280, 413288, 516610, 536560, 826576, 959807, 1033220, 1919614, 2066440, 3839228, 4132880, 4799035, 7678456, 9598070, 15356912, 18236333, 19196140, 36472666, 38392280, 72945332, 76784560, 91181665, 145890664, 182363330, 291781328, 364726660, 729453320, 1458906640]

約数ペア:

[(1, 1458906640), (2, 729453320), (4, 364726660), (5, 291781328), (8, 182363330), (10, 145890664), (16, 91181665), (19, 76784560), (20, 72945332), (38, 38392280), (40, 36472666), (76, 19196140), (80, 18236333), (95, 15356912), (152, 9598070), (190, 7678456), (304, 4799035), (353, 4132880), (380, 3839228), (706, 2066440), (760, 1919614), (1412, 1033220), (1520, 959807), (1765, 826576), (2719, 536560), (2824, 516610), (3530, 413288), (5438, 268280), (5648, 258305), (6707, 217520), (7060, 206644), (10876, 134140), (13414, 108760), (13595, 107312), (14120, 103322), (21752, 67070), (26828, 54380), (27190, 53656), (28240, 51661), (33535, 43504)]