890317568

素因数分解:

$2^8\times 7^1\times {\mathrm{691}}^1\times {\mathrm{719}}^1$

素因数の和:1433

約数の個数: 72

約数和(自身を含む): 2036805120

約数和(自身を除く): 1146487552

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 691, 719, 896, 1382, 1438, 1792, 2764, 2876, 4837, 5033, 5528, 5752, 9674, 10066, 11056, 11504, 19348, 20132, 22112, 23008, 38696, 40264, 44224, 46016, 77392, 80528, 88448, 92032, 154784, 161056, 176896, 184064, 309568, 322112, 496829, 619136, 644224, 993658, 1238272, 1288448, 1987316, 3477803, 3974632, 6955606, 7949264, 13911212, 15898528, 27822424, 31797056, 55644848, 63594112, 111289696, 127188224, 222579392, 445158784, 890317568]

約数ペア:

[(1, 890317568), (2, 445158784), (4, 222579392), (7, 127188224), (8, 111289696), (14, 63594112), (16, 55644848), (28, 31797056), (32, 27822424), (56, 15898528), (64, 13911212), (112, 7949264), (128, 6955606), (224, 3974632), (256, 3477803), (448, 1987316), (691, 1288448), (719, 1238272), (896, 993658), (1382, 644224), (1438, 619136), (1792, 496829), (2764, 322112), (2876, 309568), (4837, 184064), (5033, 176896), (5528, 161056), (5752, 154784), (9674, 92032), (10066, 88448), (11056, 80528), (11504, 77392), (19348, 46016), (20132, 44224), (22112, 40264), (23008, 38696)]