198074128

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{641}}^1$

素因数の和:776

約数の個数: 80

約数和(自身を含む): 458542080

約数和(自身を除く): 260467952

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 89, 112, 124, 178, 217, 248, 356, 434, 496, 623, 641, 712, 868, 1246, 1282, 1424, 1736, 2492, 2564, 2759, 3472, 4487, 4984, 5128, 5518, 8974, 9968, 10256, 11036, 17948, 19313, 19871, 22072, 35896, 38626, 39742, 44144, 57049, 71792, 77252, 79484, 114098, 139097, 154504, 158968, 228196, 278194, 309008, 317936, 399343, 456392, 556388, 798686, 912784, 1112776, 1597372, 1768519, 2225552, 3194744, 3537038, 6389488, 7074076, 12379633, 14148152, 24759266, 28296304, 49518532, 99037064, 198074128]

約数ペア:

[(1, 198074128), (2, 99037064), (4, 49518532), (7, 28296304), (8, 24759266), (14, 14148152), (16, 12379633), (28, 7074076), (31, 6389488), (56, 3537038), (62, 3194744), (89, 2225552), (112, 1768519), (124, 1597372), (178, 1112776), (217, 912784), (248, 798686), (356, 556388), (434, 456392), (496, 399343), (623, 317936), (641, 309008), (712, 278194), (868, 228196), (1246, 158968), (1282, 154504), (1424, 139097), (1736, 114098), (2492, 79484), (2564, 77252), (2759, 71792), (3472, 57049), (4487, 44144), (4984, 39742), (5128, 38626), (5518, 35896), (8974, 22072), (9968, 19871), (10256, 19313), (11036, 17948)]