121720256

素因数分解:

$2^6\times 7^1\times {\mathrm{97}}^1\times {\mathrm{2801}}^1$

素因数の和:2917

約数の個数: 56

約数和(自身を含む): 278989536

約数和(自身を除く): 157269280

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 97, 112, 194, 224, 388, 448, 679, 776, 1358, 1552, 2716, 2801, 3104, 5432, 5602, 6208, 10864, 11204, 19607, 21728, 22408, 39214, 43456, 44816, 78428, 89632, 156856, 179264, 271697, 313712, 543394, 627424, 1086788, 1254848, 1901879, 2173576, 3803758, 4347152, 7607516, 8694304, 15215032, 17388608, 30430064, 60860128, 121720256]

約数ペア:

[(1, 121720256), (2, 60860128), (4, 30430064), (7, 17388608), (8, 15215032), (14, 8694304), (16, 7607516), (28, 4347152), (32, 3803758), (56, 2173576), (64, 1901879), (97, 1254848), (112, 1086788), (194, 627424), (224, 543394), (388, 313712), (448, 271697), (679, 179264), (776, 156856), (1358, 89632), (1552, 78428), (2716, 44816), (2801, 43456), (3104, 39214), (5432, 22408), (5602, 21728), (6208, 19607), (10864, 11204)]