140320560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{20161}}^1$

素因数の和:20206

約数の個数: 80

約数和(自身を含む): 450015840

約数和(自身を除く): 309695280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 40, 48, 58, 60, 80, 87, 116, 120, 145, 174, 232, 240, 290, 348, 435, 464, 580, 696, 870, 1160, 1392, 1740, 2320, 3480, 6960, 20161, 40322, 60483, 80644, 100805, 120966, 161288, 201610, 241932, 302415, 322576, 403220, 483864, 584669, 604830, 806440, 967728, 1169338, 1209660, 1612880, 1754007, 2338676, 2419320, 2923345, 3508014, 4677352, 4838640, 5846690, 7016028, 8770035, 9354704, 11693380, 14032056, 17540070, 23386760, 28064112, 35080140, 46773520, 70160280, 140320560]

約数ペア:

[(1, 140320560), (2, 70160280), (3, 46773520), (4, 35080140), (5, 28064112), (6, 23386760), (8, 17540070), (10, 14032056), (12, 11693380), (15, 9354704), (16, 8770035), (20, 7016028), (24, 5846690), (29, 4838640), (30, 4677352), (40, 3508014), (48, 2923345), (58, 2419320), (60, 2338676), (80, 1754007), (87, 1612880), (116, 1209660), (120, 1169338), (145, 967728), (174, 806440), (232, 604830), (240, 584669), (290, 483864), (348, 403220), (435, 322576), (464, 302415), (580, 241932), (696, 201610), (870, 161288), (1160, 120966), (1392, 100805), (1740, 80644), (2320, 60483), (3480, 40322), (6960, 20161)]