140533960

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{10243}}^1$

素因数の和:10275

約数の個数: 64

約数和(自身を含む): 368784000

約数和(自身を除く): 228250040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 686, 980, 1372, 1715, 1960, 2744, 3430, 6860, 10243, 13720, 20486, 40972, 51215, 71701, 81944, 102430, 143402, 204860, 286804, 358505, 409720, 501907, 573608, 717010, 1003814, 1434020, 2007628, 2509535, 2868040, 3513349, 4015256, 5019070, 7026698, 10038140, 14053396, 17566745, 20076280, 28106792, 35133490, 70266980, 140533960]

約数ペア:

[(1, 140533960), (2, 70266980), (4, 35133490), (5, 28106792), (7, 20076280), (8, 17566745), (10, 14053396), (14, 10038140), (20, 7026698), (28, 5019070), (35, 4015256), (40, 3513349), (49, 2868040), (56, 2509535), (70, 2007628), (98, 1434020), (140, 1003814), (196, 717010), (245, 573608), (280, 501907), (343, 409720), (392, 358505), (490, 286804), (686, 204860), (980, 143402), (1372, 102430), (1715, 81944), (1960, 71701), (2744, 51215), (3430, 40972), (6860, 20486), (10243, 13720)]