204939280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{28151}}^1$

素因数の和:28184

約数の個数: 80

約数和(自身を含む): 586462464

約数和(自身を除く): 381523184

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 28151, 56302, 112604, 140755, 197057, 225208, 281510, 365963, 394114, 450416, 563020, 731926, 788228, 985285, 1126040, 1463852, 1576456, 1829815, 1970570, 2252080, 2561741, 2927704, 3152912, 3659630, 3941140, 5123482, 5855408, 7319260, 7882280, 10246964, 12808705, 14638520, 15764560, 20493928, 25617410, 29277040, 40987856, 51234820, 102469640, 204939280]

約数ペア:

[(1, 204939280), (2, 102469640), (4, 51234820), (5, 40987856), (7, 29277040), (8, 25617410), (10, 20493928), (13, 15764560), (14, 14638520), (16, 12808705), (20, 10246964), (26, 7882280), (28, 7319260), (35, 5855408), (40, 5123482), (52, 3941140), (56, 3659630), (65, 3152912), (70, 2927704), (80, 2561741), (91, 2252080), (104, 1970570), (112, 1829815), (130, 1576456), (140, 1463852), (182, 1126040), (208, 985285), (260, 788228), (280, 731926), (364, 563020), (455, 450416), (520, 394114), (560, 365963), (728, 281510), (910, 225208), (1040, 197057), (1456, 140755), (1820, 112604), (3640, 56302), (7280, 28151)]