280097216

素因数分解:

$2^6\times 7^1\times {\mathrm{673}}^1\times {\mathrm{929}}^1$

素因数の和:1621

約数の個数: 56

約数和(自身を含む): 636849120

約数和(自身を除く): 356751904

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 673, 929, 1346, 1858, 2692, 3716, 4711, 5384, 6503, 7432, 9422, 10768, 13006, 14864, 18844, 21536, 26012, 29728, 37688, 43072, 52024, 59456, 75376, 104048, 150752, 208096, 301504, 416192, 625217, 1250434, 2500868, 4376519, 5001736, 8753038, 10003472, 17506076, 20006944, 35012152, 40013888, 70024304, 140048608, 280097216]

約数ペア:

[(1, 280097216), (2, 140048608), (4, 70024304), (7, 40013888), (8, 35012152), (14, 20006944), (16, 17506076), (28, 10003472), (32, 8753038), (56, 5001736), (64, 4376519), (112, 2500868), (224, 1250434), (448, 625217), (673, 416192), (929, 301504), (1346, 208096), (1858, 150752), (2692, 104048), (3716, 75376), (4711, 59456), (5384, 52024), (6503, 43072), (7432, 37688), (9422, 29728), (10768, 26012), (13006, 21536), (14864, 18844)]