640773030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{3823}}^1$

素因数の和:4021

約数の個数: 64

約数和(自身を含む): 1590294528

約数和(自身を除く): 949521498

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 37, 74, 111, 151, 185, 222, 302, 370, 453, 555, 755, 906, 1110, 1510, 2265, 3823, 4530, 5587, 7646, 11174, 11469, 16761, 19115, 22938, 27935, 33522, 38230, 55870, 57345, 83805, 114690, 141451, 167610, 282902, 424353, 577273, 707255, 848706, 1154546, 1414510, 1731819, 2121765, 2886365, 3463638, 4243530, 5772730, 8659095, 17318190, 21359101, 42718202, 64077303, 106795505, 128154606, 213591010, 320386515, 640773030]

約数ペア:

[(1, 640773030), (2, 320386515), (3, 213591010), (5, 128154606), (6, 106795505), (10, 64077303), (15, 42718202), (30, 21359101), (37, 17318190), (74, 8659095), (111, 5772730), (151, 4243530), (185, 3463638), (222, 2886365), (302, 2121765), (370, 1731819), (453, 1414510), (555, 1154546), (755, 848706), (906, 707255), (1110, 577273), (1510, 424353), (2265, 282902), (3823, 167610), (4530, 141451), (5587, 114690), (7646, 83805), (11174, 57345), (11469, 55870), (16761, 38230), (19115, 33522), (22938, 27935)]