138253304

素因数分解:

$2^3\times 7^2\times {\mathrm{31}}^2\times {\mathrm{367}}^1$

素因数の和:449

約数の個数: 72

約数和(自身を含む): 312437520

約数和(自身を除く): 174184216

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 49, 56, 62, 98, 124, 196, 217, 248, 367, 392, 434, 734, 868, 961, 1468, 1519, 1736, 1922, 2569, 2936, 3038, 3844, 5138, 6076, 6727, 7688, 10276, 11377, 12152, 13454, 17983, 20552, 22754, 26908, 35966, 45508, 47089, 53816, 71932, 79639, 91016, 94178, 143864, 159278, 188356, 318556, 352687, 376712, 557473, 637112, 705374, 1114946, 1410748, 2229892, 2468809, 2821496, 4459784, 4937618, 9875236, 17281663, 19750472, 34563326, 69126652, 138253304]

約数ペア:

[(1, 138253304), (2, 69126652), (4, 34563326), (7, 19750472), (8, 17281663), (14, 9875236), (28, 4937618), (31, 4459784), (49, 2821496), (56, 2468809), (62, 2229892), (98, 1410748), (124, 1114946), (196, 705374), (217, 637112), (248, 557473), (367, 376712), (392, 352687), (434, 318556), (734, 188356), (868, 159278), (961, 143864), (1468, 94178), (1519, 91016), (1736, 79639), (1922, 71932), (2569, 53816), (2936, 47089), (3038, 45508), (3844, 35966), (5138, 26908), (6076, 22754), (6727, 20552), (7688, 17983), (10276, 13454), (11377, 12152)]