156978975440

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{40045657}}^1$

素因数の和:40045684

約数の個数: 60

約数和(自身を含む): 424564066116

約数和(自身を除く): 267585090676

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 40045657, 80091314, 160182628, 200228285, 280319599, 320365256, 400456570, 560639198, 640730512, 800913140, 1121278396, 1401597995, 1601826280, 1962237193, 2242556792, 2803195990, 3203652560, 3924474386, 4485113584, 5606391980, 7848948772, 9811185965, 11212783960, 15697897544, 19622371930, 22425567920, 31395795088, 39244743860, 78489487720, 156978975440]

約数ペア:

[(1, 156978975440), (2, 78489487720), (4, 39244743860), (5, 31395795088), (7, 22425567920), (8, 19622371930), (10, 15697897544), (14, 11212783960), (16, 9811185965), (20, 7848948772), (28, 5606391980), (35, 4485113584), (40, 3924474386), (49, 3203652560), (56, 2803195990), (70, 2242556792), (80, 1962237193), (98, 1601826280), (112, 1401597995), (140, 1121278396), (196, 800913140), (245, 640730512), (280, 560639198), (392, 400456570), (490, 320365256), (560, 280319599), (784, 200228285), (980, 160182628), (1960, 80091314), (3920, 40045657)]